The hospital staff is left to deal with the aftermath of George's passing. Hitting the staff hard, they all find unique ways to get through the various stages of grief. George's mom returns, faced with the difficult task of deciding what to do with his organs.

Everyone is struggling after losing one of their own and are turning to any distraction they can find. Meredith and Derek seem to be consummating their marriage anywhere and everywhere, while Cristina and Owen have been instructed to abstain from sex by Dr. Wyatt.

Several weeks after her near-death experience, a recovering Izzie returns to work. Meanwhile, nervous that there will be layoffs in the hospital in the wake of an announcement from the Chief, the Seattle Grace residents compete to survive the cuts, including Cristina, who attempts to work alongside Arizona in pediatrics. And Bailey and Alex's patient's already complex case is further complicated by her schizophrenic son.

When Meredith and Lexie's father, Thatcher, returns to the hospital with a failed liver, it's up to Meredith to save his life. Meanwhile, Izzie empathizes with a patient riddled with tumors, as Mark, annoyed with Cristina's competitive zeal, tricks her into assisting on an unusual surgery.

The residents of Seattle Grace and Mercy West vie for surgeries and their careers as day one of the hospital merger begins. Meanwhile, Arizona stands by an enraged Callie when her father, Mr. Torres, employs a priest to help convince her to date men, and Izzie experiences the brunt of her new surgical competition.

After a burn victim unexpectedly dies in the midst of a chaotic ER, the Chief and board member Jennings interrogate the residents to find the culprit, as all the Mercy West and Seattle Grace resident defends their actions in an effort to save their jobs.

When Isaac has an inoperable tumor wrapped around his spine, he wants Derek to do the impossible. Derek tests the Chief's authority when Richard objects to moving forward with the risky surgery.

A generous 25 million donation is offered to Seattle Grace by the parents of Arizonas 10-year-old patient, she finds herself in a conflict of interest when his condition worsens. Cristina tests her boundaries with Owen at the hospital. Alex is left with all of Izzies hospital bills to contend with.

Owen recruits Dr. Teddy Altman, a former Iraqi veteran, as the new cardiothoracic surgeon. Cristina questions her abilities in the E.R. and relationship with Owen. Izzie returns to Seattle Grace with her high school mentor seeking treatment for his dementia. Richard's responsibilities, post-merger, are taking a toll on him.

As Thanksgiving, Christmas and New Year's pass, Miranda gets a visit from her father, William who disapproves of her choices in life. Mark and Lexie cope with an arrival of a woman from his past. Thatcher questions the Chief's recent behavior as Meredith comes to his defense.

Mark flies Addison to Seattle to help with a difficult procedure on his pregnant daughter, Sloan, Owen questions Teddy's motives when she assigns Cristina the lead on a complicated surgery, and Derek's suspicions are raised when the Chief recruits Meredith to assist with a high profile operation on.

After learning of Richard's drinking problem, Derek confronts him for the sake of his friend and the hospital, Izzie returns, hoping to reconcile with Alex, and tensions run high between Teddy, Cristina and Owen in the aftermath of Cristina's startling confession.

As Derek begins his role as interim chief, he faces a potential lawsuit when Bailey and Meredith's patient awakens from anesthesia mid-surgery. Meanwhile, Teddy refuses to place Cristina on her service, as Arizona tests Alex out in Pediatrics, and Mark refuses to speak to a heartbroken Lexie.

It's Valentine's Day, and the doctors must treat dozens of injured people after the roof collapses at a popular romantic restaurant; Derek tries to manage his busy schedule as Chief of Surgery; Meredith wrestles with her new duties as the Chief's wife; and Mark and Callie team up to convince Sloan to do the right thing for her baby.

In his new role as Chief, Derek restores the hospital lecture series, and Richard, Bailey and Callie present to the group pivotal surgical cases from their pasts Bailey reflects on her first days as a shy resident, Callie looks back on a polio case, and Richard recalls a case in which he and Ellis worked on a patient diagnosed with GRID, a virus later called AIDS.

When famous surgeon Dr. Harper Avery is rushed to Seattle Grace-Mercy West, the staff is surprised to discover that one of their own is related to this legend, and his unorthodox request for his surgery causes tensions t between Derek and Richard. Meanwhile Callie and Arizona try to help Teddy and Sloan move on from their pasts and find greener pastures.

A patient who needs an extremely difficult surgery comes to Seattle Grace, and it's Richard and Owen who vie for the opportunity to tackle it. But the decision lies in the hands of Derek, who deems that Owen should take on the surgery, leaving Richard bitter. Meanwhile, Bailey deals with her own personal struggles when she nervously prepares for another date with Ben.

When Teddy's patient seeks to end treatment and her life, she turns to Hunt for help. The situation triggers Hunt's memories of his life at war and his past relationship with Teddy. Meanwhile, Callie and Arizona have a difference in opinion on what their future holds, and Richard tries to adjust to his role as a surgeon.

When Alex's younger brother, Aaron, shows up at Seattle Grace-Mercy West with a hernia, it's up to Alex to get Bailey's approval for his pro bono surgery. Matters are further complicated when Aaron discloses that his family has not heard from Alex since he arrived in Seattle, and parts of Alex's past long kept secret are revealed to his friends and fellow doctors.

Sloan returns to Mark's apartment, just as she's going into labor, and Teddy, Mark and the still-fighting Callie and Arizona are there to help with the birth and to get Mark through his grandson's pending adoption. Meanwhile Teddy sees Derek's invitation to illustrious cardiothoracic surgeon Tom Evans' as a threat to her future employment at the hospital, and the team work on a crab boat captain who has been stabbed with a giant shark hook.

Bailey preps the team with mandatory sensitivity training prior to admitting a 700-pound patient with compounded medical issues, and the case proves to be challenging in every sense of the word. Meanwhile Derek has to come face to face with a former patient's husband in a wrongful death deposition, and spending time with a heart patient's daughter opens up some old wounds for Cristina.

An elderly patient admitted into the E.R. for a heart condition sees a familiar face, a long lost love who happens to be in the E.R. as well for a fractured arm, and the staff find themselves caught up in their love story. Meanwhile, Karev treats a troubled teenage patient (guest star Demi Lovato) whose parents brought her in for schizophrenia, and Meredith can't help but tell Cristina about her suspicions of Owen -- which inevitably messes with Cristina's head.

Seattle Grace Hospital is hit with a crisis like no other in its' history.

Cristina and Meredith's surgical skills are put to the ultimate test.

Персоналът се опитва да се справи с физически и психически травми, в резултат на ужасния инцидент.

След седмици криене на факта, че е бременна и абортирала, Меридит най-накрая казва на Дерек и най-накрая е одобрена да се върне отново в хирургията на болницата.

Сестрата на Дерек го посещава неочаквано. Шефът се опитва да помогне на Алекс, след като вижда, че избягва да се вози в асансьорите.

Мередит и Дерек отиват на лекар и получават тревожни новини. Лекси откача, като вижда Мередит и Ейприл да се сближават.

Стажантите в болницата са оставени да ръководят, като част от обучението им. Завеждащите се състезават за награда от 1 милион долара.

Снимачен екип пристига в болницата, за да заснеме документален филм за лекарите 6 месеца след стрелбата.

Лекарите са подложени на изпитание, когато Оуиен изпробва реакциите им в критични ситуации.

Строги мерки за сигурност са въведени, когато в болницата постъпва важна политическа фигура от Средния Изток.

Дерек получава финансиране за клиничните си опити и всички отиват в бара, за да празнуват.

Дерек води Кристина на риболов, въпреки възраженията на Мередит.

Множество жертви постъпват в болницата след като стрелец открива огън в местен колеж.

Аризона следва съветите на Марк по повод връзката им с Кали, която на свой ред има големи новини. Теди трябва да вземе важно решение по време на операцията на Хенри.

Дерек започва клиничните опити за болестта на Алцхаймер и Мередит се чувства изоставена. Бейли се опитва да вкара болницата в 21 век, като предава на живо в Twitter от операционните, но това не се нрави на шефа.

Тачър Грей, бащата на Мередит и Лекси се връща в болницата със стомашни болки и ново 20-годишно гадже.

Мередит иска да докаже, че става за шеф и когато й дават тази възможност за една нощ, научава, че всичко може да се случи.

Мередит има проблеми с очите, а Марк дава да се разбере, че приема ролята на баща съвсем сериозно.

Ричард иска да включи Адел в програмата за Алцхаймер на Дерек и Мередит.

За първи път в сериала музиката оживява. Музикален епизод с песните на Snow Patrol, The Fray, Brandi Carile и др.

Всички се опитват да помогнат на Кали и бебето София. Един от пациентите на Дерек умира внезапно.

Сватбата на Аризона и Кали наближава и двойката бързо осъзнава, че денят им няма да е така, както са си го представяли. Алекс продължава да дразни колегите си, след като изглежда, че е най-подходящия кандидат за завеждащ болницата.

Напрежението се отразява зле върху Мередит, която вече е на ръба. Оуен провежда интервюта за главен завеждащ.

Новини за измамата на Мередит в клиничен случай излизат наяве, което води до неочаквани последствия както за нея, така и за другите. Кристина се озовава в трудна ситуация, която я принуждава да избира между кариерата и връзката си. Междувременно Теди прави изненадващ избор, засягащ любовния ѝ живот и бъдещето ѝ.

The fifth-year residents return for the first day of a year that will make or break their careers: Meredith faces the consequences of tampering with Derek's clinical trial and is terminated at the hospital; April tries to step up to the plate as Chief Resident in the wake of a giant sinkhole in the middle of Seattle; and Cristina and Owen are still at odds over their drastically different feelings for their unborn child.

News of Meredith and Derek's unsteady relationship raises a red flag for Zola's adoption counselor; Alex quickly realizes that he has become the outcast of the group after ratting out Meredith; and Cristina makes a tough decision regarding her unexpected pregnancy. Also, Chief Webber brings Henry in for a last minute surgery, alarming Teddy.

This is an historic episode that finally crosses a long-standing barrier.

The chief makes a decision that shocks everyone at Seattle Grace; Owen and Cristina attempt to find normalcy; April struggles in her new role; the 5th-year residents receive their first solo surgery assignments.

A stampede at a comic book convention leads to an influx of colorful characters in the ER; Mark continues to make life difficult for Jackson; Ben returns and realizes Bailey has moved on.

The residents try their hardest to impress surgical great Catherine Avery-who also happens to be Jackson's mother-when she arrives at Seattle Grace to perform a groundbreaking transplant surgery; Arizona and Alex find their hands tied with a confidentiality issue when a familiar patient comes into the ER; meanwhile, a love-struck Teddy throws a dinner party for the couples, and Bailey makes a decision regarding her love life

After being blackballed by most of the surgeons, Meredith uses Lexie to spark Derek's interest in her patient's rare brain tumor case and, in secret, gives guidance to April with Bailey's clinical trial; Callie's wish for Arizona and Mark to form a friendship comes to fruition and she realizes it's more irritating than helpful; Alex and Teddy research alternative surgeries for a very superficial patient; and Callie and Cristina struggle with a very difficult spinal surgery.

Owen stresses teamwork and moves his leadership role over to the baseball field when he signs the doctors up for a baseball league, pitting them against their biggest competition, Seattle Presbyterian; Lexie tries to hide her jealous rage when she sees Mark with a new woman, but her emotions get the better of her; Alex fights to keep Zola at Seattle Grace after it is suggested that she be moved to another hospital due to a conflict of interest with Meredith and Derek; and Richard scolds Meredith and Bailey for their feud

The doctors become nostalgic when George O'Malley's mother, Louise, returns to Seattle Grace for medical help after a botched surgery at a neighboring hospital; the residents are inspired by a medical miracle when they witness a harvested heart that continues to beat outside the body; a new pediatric fellow excites Arizona and makes Alex feel threatened; Jackson lets his suspicions about Mark and Lexie interfere with his work; and Henry and Teddy have their first marital fight when he expresses interest in pursuing medical school

Teddy puts her husband’s life in the hands of her peers when Henry is sent to the OR for surgery and she’s called away on another case; Meredith and Derek receive the long-awaited news about Zola; Callie and Jackson come under fire when their patient experiences post-surgery complications; and Meredith and Alex are involved in a life-threatening situation when they travel to a neighboring hospital to tend to a sick newborn, on Grey’s Anatomy

A severe car crash involving an entire family results in an all-hands-on situation in the ER, as the eldest daughter is left to make the toughest decision of her life. Meanwhile Teddy, still in the dark about Henry's death, calls upon Cristina to help with her patient in the O.R., and Lexie finds herself working alongside Mark's new girlfriend, Julia, during an eye surgery.

The doctors split into teams for a risky surgery involving conjoined twins; Bailey recruits Meredith to be a buffer between her and Ben when he puts pressure on moving their relationship to a more serious level; Richard teaches Alex a tough lesson in the OR; meanwhile Teddy questions Cristina about what exactly happened to Henry during his surgery.

Richard performs a monumental surgery in his career; Derek and Lexie attempt to work miracles for a patient with an inoperable tumor

As Meredith puts Zola to bed and falls asleep, she begins to wonder -- what if her mother had never had Alzheimer's and she'd had loving, supportive parents? The reverberations of a happy Meredith Grey change the world of Seattle Grace as we know it. What if she had never met Derek in that bar and he had never separated from Addison? What if Callie and Owen had become a couple long before she met Arizona? And what if Bailey never evolved from the meek intern she once was?

In the spirit of Valentine's Day, Meredith and Derek try to have a night to themselves when Lexie offers to watch Zola; Callie hands babysitting duties over to Mark so that she can surprise Arizona with a romantic evening; and Ben proves to Bailey that he knows her better than she thinks. Meanwhile, the ER fills with romantics, including a 10-year-old girl who has an allergic reaction to chocolates from her valentine and a man who is hit by a car while chasing down his frustrated girlfriend.

Amelia arrives at Seattle Grace to beg Derek to help with the gliosarcoma case; Cristina and Owen have heated arguments during marriage counseling; Alex realizes he needs to improve his people skills in order to be a good doctor.

As Adele's condition continues to deteriorate, Richard considers altering their living situation; an explosion at a local coffee shop results in a busy day in the ER for the doctors; Callie takes Meredith under her wing by helping her study for her boards; Lexie joins Arizona and Alex in peds, as they continue to care for intern Morgan's premature son; and when Jackson snaps at a patient, Mark encourages him to find ways to relieve his stress. Meanwhile, Cristina lets her suspicions get the best of her.

Derek encourages a hesitant Meredith to work with him again in neurology; Jackson's mother, Catherine Avery, returns to Seattle Grace with a urology fellow and develops an interest in Richard; and Cristina becomes increasingly suspicious of Owen's every move. Meanwhile, Alex tries to deny the fact that Morgan may be falling for him.

A lion breaks loose in Seattle, leaving a couple's lives and relationship at risk; Lexie overhears Mark's discussion about moving in with Julia; Teddy begins to take steps towards coming to terms with Henry's death; Callie grills Arizona on her past lovers; and Alex requests to be taken off Morgan's preemie case when she becomes too dependent on him. Meanwhile, Meredith tries to be a support for Cristina as the tension between her and Owen hits a boiling point.

A devastated Cristina presses Owen to confess the intimate details of his affair; Mark takes his new authority very seriously when he steps in as chief for the day and butts heads with Richard over a patient's liver transplant; and Callie deems Meredith ready for the boards, while the rest of the residents continue to stress about the exam. Meanwhile, Callie, Arizona and Bailey plan a much needed ladies night for Teddy.

The doctors work on a Jane Doe, who turns out to be the subject of a case that gained national interest; Cristina proves to be the highest in demand as the residents begin their interviews for post-residency positions at prospective hospitals; and Richard is faced with an unsettling realization when he visits Adele at Rose Ridge.

After eight years of practice, the residents head to San Francisco for their oral boards; sparks fly between Catherine and Richard when they bump into each other at the hotel; Bailey intervenes after Owen and Teddy get into a heated argument about their young car crash patient; and Mark tries to recruit Lexie for one of his cases. Meanwhile, Alex feels guilty for being away from the hospital when Tommy's health begins to fail.

The residents agonize over their oral boards, reliving every answer they gave during their exams; Arizona's close childhood friend comes to Seattle Grace for medical help; the doctors work on a patient who is missing one third of his skull; and Julia asks Mark to start a family with her. Meanwhile Catherine tells Richard that one of his residents has failed.

The residents determine their future as they make their final decisions regarding post residency positions; Mark admits to Derek that he is torn between his love for Lexie and the fact that Julia can give him everything he's ever wanted; Ben plans something extra special for Bailey, but she is preoccupied with her work; and Arizona encourages her childhood friend, Nick, to have surgery. Meanwhile a couple on their third honeymoon come to the hospital complaining of mysterious symptoms.

Faced with a life threatening situation, the doctors must fight to stay alive while trying to save the lives of their peers; Bailey and Ben make a decision regarding their relationship; and Teddy is presented with a tempting offer. Meanwhile, Richard plans a special dinner for the residents.

Мередит и останалите лекари са изцяло фокусирани да помогнат на внезапно завърналата се сестра на Оуен, докато Амелия се изправя пред конфликт с пациент. Междувременно Бейли е принудена да обнови болница "Грей Слоун" след големия пожар.

Мередит се опитва да измисли нов подход към случая, за да помогне на сестрата на Оуен. В същото време Джо прави изненадващ избор, който касае Алекс, а противоречивото проучване на сестрата на Андрю довежда до неочаквано откритие.

В този ретроспективен епизод разказва за случилото се в Ирак през 2007 година, където ще станат ясни събитията довели до отвличането на Мегън. В днешно време, Оуен и Мегън говорят за старите си рани.

Ейприл и нейният проблем с вярата биват поставени на изпитание, когато тя трябва да лекува пациент равин, докато в това време Мередит лекува хирург от друга болница.

Meredith Grey and the team of doctors at Grey Sloan Memorial are faced with life-or-death decisions on a daily basis. They seek comfort from one another, and, at times, more than just friendship. Together they discover that neither medicine nor relationships can be defined in black and white.

Лекарите от болница "Грей Слоун" се състезават за нова позиция. Мередит е разсеяна и се опитва да остане фокусирана, Маги се оказва пазител на голяма тайна, докато Амелия и Оуен се опитват да разберат каква връзка имат.

Новите лекари продължават да разклащат болницата по типичен за "Грей Слоун" начин. Мередит се сприятелява с пациент, докато Джаксън се бори да разбере смисъла на всичко след последните събития, а Джо намира неочакван поддръжник.

Мередит работи върху пациент, който е специалист в сватосването. Пиян пациент предизвиква Ричард като го кара да разреши медицинска мистерия. В това време Маги се опитва да се свърже с Теди, след като тайната, която носи ѝ идва в повече.

Мередит привлича всички погледи, когато се появява на работа облечена и наконтена за своята сляпа среща, докато Алекс прави съмнителен избор, опитвайки се да спаси пациент, а тайната на Теди държи Маги будна цяла нощ.

Мередит се свързва с Теди и се опитва да ѝ помогне в личните проблеми. Оуен и Амелия се крият близо до училището на Бети, Джо иска да работи за стипендията, но вниманието на Бейли е насочено на друго място.

Мередит има пациент, чието семейство празнува Денят на мъртвите, което кара всички лекари в болницата да си спомнят своите починали близки. В същото време Ричард споделя неочаквани новини с Мередит за баща ѝ.

Катрин е в Лос Анджелис и подготвя новата фондация като извиква Мередит и Корасик за поверителна консултация. Същевременно една от сестрите е в 28-та седмица на своята бременност и внезапно припада, докато говори с Ричард.

Сиатъл е ударен от мощна и ветровита буря, а болница Грей Слоун е препълнена с пациенти. Алекс и Джо са заклещени у дома, като се възползват по най-добрия начин от това, докато Мередит се спречква с Ричард за живота му.

Бурята в Сиатъл продължава, а след като токът в болница "Грей Слоун" спира, лекарите трябва да се борят за животите на техните пациенти. Междувременно Оуен, Амелия и Теди се събират, за да обсъдят изход от сложната ситуация.

Мередит оспорва подходът на Линк към пациент. Маги се тревожи, че Ричард, Джаксън и Катрин не са приели диагнозата на Катрин. В същото време Делука изпъква в операционната зала, докато Оуен изпитва трудности.

Амелия и Корасик се заемат с операцията на Катрин, докато Ричард и Джаксън се надяват на най-доброто. Междувременно Ричард кара Мередит да посети баща си Тачър, преди да си е отишъл от този свят.

Пациент успява да изясни на Мередит ситуацията, в която се намира . Напрежението в брака на Бейли и Бен достига крайния си предел. Междувременно Бети изненадва Оуен и Амелия.

Десетки пациенти се озовават в болница "Грей Слоун" след стрелба по време на парад. Всичко това връща Маги в миналото, когато Мередит се опитваше да говори с нея за Делука. В същото време Оуен и Амелия получават много важни новини за Бети.

Докато Мередит поставя рекорд в болницата, останалите лекари са изпратени на място при случай на масова свръхдоза. Същевременно Джаксън иска да заведе Маги на къмпинг, а връзката на Леви и Нико продължава да се задълбочава.

Джаксън организира купон по случай успешната операция на Катрин и лекарите, които са я спасили, но нищо не се случва по план. В същото време Хелън изненадващо посещава Алекс и Джо.

В трудна ситуация Мередит е принудена да избира между страната на Алекс или ДеЛука, но не желае да предава никого от двамата, а междувременно Маги разкрива подробности около личния си живот, които разбунват духовете.

Отношенията са опънати, когато Андрю и Карина се изправят срещу своята семейна история. В същото време Теди и Оуен работят заедно с женена двойка, която очаква дете, а Амелия посещава конференция за алтернативно справяне с болката.

Маги представя специалните стаи като алтернативен медицински подход. Алекс и Делука се сблъскват заради 11-годишен пациент, който се опитва да саботира операцията си. Джаксън и Ричард лекуват полово неутрален пациент.

В болницата пристига пациент с травма, който принуждава Джо да се изправи срещу миналото си, а Бейли и Бен трябва да говорят с Тък за ходенето по срещи.

Оуен и Теди трябва да се справят с изненадващото пристигане на Мегън Хънт, която не знае за отношенията им, а Катрин се готви за първата си операция на ветеран от войната, който не е готов емоционално за процедурата.

Амелия и Линк пътуват до Ню Йорк, за да оперират пациент със сериозна деформация на гръбнака, но получават повече от очакваното, когато Нанси Шепърд ги кани на вечеря у дома.

Мередит обсъжда как да се справи с неочаквана ситуация в личния си живот, Ричард се събира отново със стар приятел, Джо има трудности в работата си, а Оуен опитва терапия.

Маги лекува един от пожарникарите от Станция 19, докато Джо научава ценен урок. Междувременно докато Мередит работи със семейство, търсещо убежище, прави телефонно обаждане, което може да застраши кариерата ѝ.

Алекс отчаяно се опитва да спаси пациента си Гас, докато очаква страдащ от тежка агорафобия донор да пристигне от Лондон, Джо разкрива на Мередит защо е толкова потисната, а Катрин и Бейли свикват заседание заради застрахователен проблем.

Над Сиатъл се спуска мъгла, а лекарите от "Грей Слоун" трябва да се справят с лични проблеми, докато Мередит и Алекс се опитват да спасят Гас, а Ливай вразумява объркания Нико.

Мередит, Ричард и Алекс трябва да се справят с последствията, когато Бейли ги уволнява заради застрахователна измама, докато междувременно Джаксън помага на мъж в опасна ситуация, а Том получава нови отговорности, които озадачават всички.

Лекарите оперират мъж, блъснал се в колата на Маги, Оуен се бори да приеме новата позиция на Том, а наскоро уволнената Мередит не спира да поставя диагнози на всички около себе си, докато Ричард и Алекс се опитват да започнат на чисто.

След новите наложени рестрикции, Мередит стриктно спазва протокола докато помага от разстояние на Джо по време на сложна процедура, а Корачик прави нещата трудни за Оуен в болница „Грей Слоун“.

След като без да иска допуска излизането на негативна статия за „Грей Слоун“, Мередит се опитва да поправи нещата с бившите си колеги, рискувайки часовете си за общественополезен труд.

Мередит се явява на изслушване в съда, заради пропуснати часове общественополезен труд, докато Бейли и Джо имат пациент в безсъзнание, когото Джо разпознава като бившата си терапевтка, която е бивша алкохоличка. Ричард и Джема закусват заедно, но нещата се объркват.

Алекс се надява да впечатли инвеститорите в Тихоокенската северозападна болница, но когато чува тревожната новина за намерени скелети на строителна площадка, тя моли Ричард да ѝ помогне с тактика за разсейване.

Катрин отново е в града, Оуен и Амелия лекуват жена, паднала в мазето, но бързо осъзнават, че това не е цялата история, а Маги е изненадана, когато научава за съществуването на близки роднини на Ричард, които са дошли да търсят помощ в болницата.

Мередит се изправя пред медицинския управителен съвет, тъй като бъдещето ѝ като лекар продължава да бъде неясно. Освен това ѝ се налага да се справи с миналото си, но по труден начин.

Джо става доброволка в приют и получава обаждане за заспало бебе в „Станция 19“. Джаксън прави голяма крачка във връзката си с Вик, а Бейли и Амелия си разменят новини относно бременностите си.

Продължение на събитията след катастрофата в бара на Джо, започнали в началото на трети сезон на сериала „Станция 19“.

Richard finds out Maggie quit Grey Sloan and is concerned about how she’s handling the death of her patient who was her estranged cousin. Bailey returns to work after taking some personal time off, although Koracick doesn’t make her first day as easy as she’d like. Meanwhile, Meredith thinks she might miss DeLuca, and Amelia has an update for Link on her pregnancy.

Джаксън създава неудобна ситуация, когато кани новата си приятелка Вик на събитие, което според него е честването на годишнината на Ричард и Катрин, но разбира, че вечерята е организирана по друг повод. Ливай взима със себе си Нико, за да посети болен член на семейството.

Делука не може да си обясни какво се случва с неизлечимата му пациентка Сюзан и се обръща за помощ към гения по диагностика д-р Райли. Бейли проверява Джоуи, приемно дете, което Бен води в болницата. Междувременно, Амелия получава резултатите от теста за бащинство.

Делука е раздразнен, след като Мередит превзема неговата пациентка Сюзан, чиито симптоми продължават да затрудняват лекарите в „Грей Слоун“. Джаксън, Оуен и Джо лекуват двойка, ранена при нападение на мечка. Ливай се чуства наранен, защото Нико не иска той да се среща с родителите си.

Meredith and Carina question DeLuca’s uncharacteristic behavior when he volunteers to perform a life-threatening task during a blizzard. Meanwhile, Bailey tries to help Joey with his future, while Richard trains a new intern at the hospital.

Bailey and Ben face a huge, life-altering decision, while Meredith and several of the doctors reflect on the past.

A wealthy inventor arrives at Grey Sloan and asks Koracick for help, while Meredith struggles to save a woman with diabetes who has been rationing her insulin. Jo and Link fight to save a young man who fell onto train tracks, and Jackson and Vic's relationship hits a snag.

Meredith heads up a pro bono surgery day, but the overwhelming patient response causes her to struggle to keep things in order. DeLuca treats a teenage patient whom he suspects is in danger and desperately tries to get Bailey to support his theory.

Richard preps to present his PATH pen at the LA Surgical Innovation Conference but becomes distracted by his issues with Catherine. Maggie and Teddy run into people from their past at the same conference, while Hayes relives moments from when he met his late wife.

Owen and Link treat an older woman who wakes up from surgery and can’t stop singing, while Teddy helps Koracick stay afloat after an estranged loved one from his past comes to the hospital looking for help. Meredith, Bailey and Maggie focus their efforts on a difficult patient with a tricky diagnosis.

Link tries to convince Amelia to take it easy during the final stage of her pregnancy. Hayes asks Meredith a surprising question, and Owen makes a shocking discovery.

The doctors of Grey Sloan Memorial must contend with the COVID-19 pandemic; an unintentionally started fire has first responders from Station 19 bringing patients into the hospital for treatment.

Bailey finds herself in the middle of an argument with patients' families as they await news about their children who were injured in a fire; Winston surprises Maggie; Amelia and Link try to have some fun as new parents.

The Grey Sloan doctors continue to face their new COVID-19 reality and deal with a familiar and stubborn patient. Koracick is put in charge of the interns who recently joined the hospital ranks and Link operates on a sex therapist. Elsewhere, Maggie finds comfort in Winston's virtual presence.

Owen faces a medical diagnosis that challenges more than he imagined. Meanwhile, Koracick begins to go stir crazy; and Maggie gets a not-so-subtle glimpse into Winston's background.

Bailey panics as she hears there has been a surge of COVID-19 cases, knowing she has loved ones in an assisted living facility. Meanwhile, Jackson and Richard team up against Catherine to teach her a lesson, and Teddy continues to try to mend her frayed relationships. After an intense surgery, Jo is uncertain about her future.

Grey Sloan Memorial faces new pressures as Seattle Pres is overloaded, and Grey Sloan Memorial is now on surge capacity protocol. Meanwhile, Owen and Amelia are faced with one of the most controversial surgeries of their careers.

“Grey’s Anatomy” picks up where the previous episode of “Station 19” left off as both teams tend to a tense situation with so much at stake. Meanwhile, Jo convinces Hayes to bend the rules on a case, and Maggie and Winston reconnect.

As traumas and pressure mount, Grey Sloan doctors try to find a path forward, and Richard questions his faith. Meanwhile, Maggie gives Winston hospital privileges and they work together to treat an uneasy patient. Jo, Link and Jackson play an unconventional drinking game.

After a heart-wrenching loss, Teddy struggles to cope and it triggers memories of her past. When Owen brings her home, she must face some long-standing truths. Meanwhile, Amelia tries to help the situation by encouraging Owen to accept and forgive Teddy.

The hospital ventilator shortage has the doctors gravely concerned when both a mother and daughter are in critical condition with COVID and fighting over the last ventilator. Meanwhile, Hayes’ high-risk sister-in-law with multiple sclerosis ends up in the hospital with a kidney stone, and the sister house has a few more kids join it as Amelia plays babysitter for the day.

The Grey Sloan doctors are stuck in the middle of a fight between a newlywed couple who are injured in a car accident and brought to the hospital for treatment. Meanwhile, Jackson’s generosity with COVID-positive patients goes a bit too far, and Hayes works to rebuild Maggie’s confidence and convince her to perform an extremely risky heart surgery.

Maggie is preoccupied with Winston while trying to treat a patient wounded in the Seattle protests. Meanwhile, Levi is tested by an emergency, and the doctors struggle to treat a patient who doesn't believe in COVID.

Amidst the need for more surgeons, Jo tries to convince Bailey to let her switch specialties. Elsewhere, Link accuses Amelia of overstepping while he is treating a patient remotely, and Winston comes up with an out-of-the-box idea.

Jackson pays a visit to his father that helps set him on the right path.

Jackson shares his big news with his colleagues while Koracick and Levi fight to save a pregnant woman’s grandfather as she goes into labor. Maggie keeps a watchful eye on Meredith as Bailey and Richard put off telling her about DeLuca.

Levi gets accepted into the vaccine trial. Meanwhile, Amelia and Owen treat a car crash patient, and Hayes and Jo are met with Luna’s legal guardian.

It’s wedding day for Maggie and Winston. Meanwhile, Meredith takes on a new role at the hospital, and Jo makes a life-changing decision.

As the city of Seattle revels at the Phoenix Fair celebrating the city’s rebirth post-COVID, the Grey Sloan doctors treat a patient who encounters illegal fireworks. Meanwhile, Bailey has her sights set on hiring new doctors, but she’s having trouble finding viable options. Owen and Teddy attempt to take the next step in their engagement, and Meredith has a surprising opportunity when she meets a dynamic doctor from her mother‘s past.

The crossover starts on Station 19 S05E01 Phoenix from the Flame (I).

Meredith seeks advice from Amelia. Meanwhile, Richard is reenergized as he takes teaching to a new level at the hospital, and Winston treats a patient suffering from kidney failure.

Seattle’s favorite redhead returns and graces the Grey Sloan halls with her experience and expertise as she attempts to help Richard teach the newest crop of residents. Meanwhile, Meredith has a decision to make, and Link confides in Teddy.

Richard recruits Meredith and Bailey to help him launch a new program. Meanwhile, Addison’s patient has complications from a procedure, and Jo helps a woman who goes into premature labor.

The Grey Sloan doctors spring into action after an explosion rocks Seattle, with the incoming trauma hitting close to home. Owen experiences PTSD after he hears the explosion, while his sister Megan enlists help from Winston and Hayes in confidence. In Minnesota, Meredith and Amelia meet up with a familiar face who assists in their study.

The crossover starts on Station 19 S05E05 Things We Lost in the Fire (I).

It's Thanksgiving, and while Meredith faces travel complications due to the weather, Nick steps in to help in more ways than one; Richard and Bailey seek out emergency surgeries; Amelia and Link reconnect.

Dr. Hamilton takes his frustrations out on Meredith, so Nick gives her a chance to blow off steam by scrubbing in on a surgery. Back in Seattle, Link and Jo take their kids to a fairytale theater performance that goes wrong. Bailey and Dr. Lin attend a recruitment fair in hopes of attracting more doctors to Grey Sloan but find themselves ill-prepared.

The doctors celebrate the holidays; Hamilton and Meredith prepare for a milestone on their project; Link wants to spend the holiday with Amelia and Scout as a family; Schmitt is faced with a difficult decision during surgery.

The Grey Sloan Memorial doctors grapple with the aftermath of the car crash that involved some of their own; Meredith works to save Dr. Hamilton's life. Levi is impacted from his latest loss.

Schmitt must face the Morbidity and Mortality conference. Meanwhile, Meredith convinces Nick to scrub in on a surgery in Seattle, and Jo faces her feelings.

While Meredith, Amelia and the team prepare for Dr. Hamilton’s long-awaited, groundbreaking surgery, Bailey receives an unexpected offer. Owen’s impatience makes him a difficult physical therapy patient, forcing Link to intervene. In Minnesota, Nick makes a liver transplant a teaching moment.

Nick whisks Meredith away to his Minnesota cabin for a romantic weekend, leaving Winston and Maggie to care for Meredith’s children. Meanwhile, Amelia and Kai grow closer.

While Richard ponders his surgical abilities, Jo is charmed by her patient’s brother. Elsewhere, Megan makes sure Teddy and Owen talk out their differences, and a pet python causes an uproar.

Tensions at Grey Sloan Memorial rise as the effects of the physician shortage begin to show. Meanwhile, Meredith struggles to step away from work as she spends a sick day at home with Zola, and the hospital receives an unexpected visitor.

Bailey is on edge when an accreditation council stops by Grey Sloan to review the residency program, while Richard sets an assessment of his own for the same day. Meanwhile, Nick returns to Seattle to perform a first-of-its-kind operation with Meredith.

Bailey faces an unhappy Catherine who is facing audits for several of her Foundation hospitals. Meanwhile, Addison is back at Grey Sloan; tensions rise between Meredith and Richard, and Owen returns to work.

A former patient of Link’s, Simon, is in the ER with his pregnant wife; and Bailey receives an offer from Nick.

A dinner party is thrown at the sister house in Nick's honor. Meanwhile, Grey Sloan Memorial receives a victim of a brutal hate crime.

Due to a blood shortage, Grey Sloan Memorial is setting up a voluntary donation center. Meanwhile, Nick asks Meredith for help with his patient and Winston is hung up on his relationship with his brother.

The blood shortage at Grey Sloan Memorial continues. Meanwhile, Meredith makes a risky decision regarding a patient, and Owen’s actions to help his fellow veterans come to light.

After a long six months, Grey Sloan Memorial has reinstated its residency program. A group of talented and striving young interns has been recruited as the attending surgeons work to rebuild the program to its former glory. Meredith, still functioning as the interim chief, sees Nick for the first time since she rejected his offer to move to Minnesota. Meanwhile, Bailey tells Richard she is not ready to return to work; Levi works up the courage to break disappointing news to Jo, and things turn awkward when Link realizes he has met one of the interns already. With Amelia and Maggie’s help, the new doctors are thrown into their first day on the job dealing with injuries from a recent tornado.

The attending surgeons and interns work together to solve a medical mystery when a college kid comes in with what first looks like food poisoning but has escalating and dire complications. Meanwhile, Jo spends her day off with Bailey.

Bailey recruits the interns to create a series of social media videos informing teens about sexual health. The videos, filmed at Grey Sloan in front of a group of high schoolers, hit home as a student has medical complications during her visit. Elsewhere, Meredith and Maggie learn something new about Zola.

It’s Halloween night at Grey Sloan Memorial. Meredith and Nick try to spend some alone time together; Levi is stressed due to overworking, and Winston and Owen have the interns practice trauma training on a real cadaver.

Bailey and Addison take a road trip to volunteer at a family planning center, but a patient’s ectopic pregnancy leads to complications. Elsewhere, the interns play detective about Lucas’ relationship with Amelia, and Meredith catches up with Jackson on a trip to Boston.

On the heels of life-changing news, a thunderstorm hits Grey Sloan. The attending surgeons and interns work together to save an injured reporter and family affected by the storm. Meanwhile, a beloved author undergoes a risky surgery, and complications from the storm arise.

It’s Meredith’s last day at Grey Sloan Memorial and the doctors plan a goodbye surprise, while Nick confronts her about the future of their relationship. Elsewhere, the interns compete to scrub in on Maggie and Winston’s groundbreaking partial heart transplant procedure, and Richard asks Teddy an important question.

Teddy makes a challenging decision. Meanwhile, Maggie and Winston aren’t on speaking terms, and Link leans on Jo for emotional support as he preps for a surgery on a well-known athlete. Simone and Lucas are surprised by an unlikely visitor.

Simone is met with a life-changing decision upon the return of someone from her past. Blue shadows Maggie on a risky procedure, while Jo and Link tend to a pregnant woman. At the intern house, Lucas and Mika throw a party filled with surprises.

Catherine returns to Grey Sloan for a surgical case that makes Lucas and Blue queasy. Amelia treats a possible cancer patient with a family that’s a little too supportive. Owen takes his medical future into his own hands, much to Teddy’s surprise.

Addison makes a special appearance at Grey Sloan to welcome Bailey’s new OB/GYN trainees. Maggie’s lung transplant is derailed, and Nick bonds with Lucas — before the day takes a shocking turn.

In the immediate aftermath of shocking events at the clinic, the hospital goes on lockdown and the Grey Sloan doctors split up to save multiple lives; Maggie lands in hot water with Winston; Jules' roommate makes a surprise appearance.

A bull rider shows up at Grey Sloan with severe injuries, forcing Maggie, Amelia, Owen and Blue to examine their own biases. Elsewhere, Simone can’t find anyone to be her maid of honor, and Mika takes drastic measures to pay down her student debt.

It’s Maggie’s last day. Amelia’s relationship with Kai is tested, and Ben worries as Bailey’s doxing intensifies.

With Levi’s help, a patient celebrates a milestone. Jo processes a difficult diagnosis, and Maggie and Winston decide their future.

Amelia takes her personal problems out on her work colleagues, and the threats against Bailey come to a terrifying head. Lucas and Jules make a risky decision on a patient, and Mika struggles with burnout.

Teddy calls an emergency meeting to discuss the intern program. Link wrestles with his own self-doubt as he preps for a massive surgery, and Nick shares some much-needed guidance with a struggling Lucas.

Richard and Teddy make an exciting announcement. Jules and Blue butt heads over Maxine’s care while Lucas helps an artist decide on a risky procedure. Jo and Mika tend to Sam as Simone faces a life-changing decision.

Simone's wedding day arrives as Jo and Link's relationship hits a major turning point.

The attending surgeons fly to Boston, forcing a reunion between Nick and Meredith. Bailey gets a big surprise.

Meredith rethinks her plans. The interns are on thin ice following a patient's death. Simone and Lucas are immediately tested in an emergency. Richard confides in Bailey. Teddy's fate is revealed.

Bailey tells the interns they must complete dozens of basic procedures before being allowed back in surgery; things are awkward between Simone and Lucas; Amelia comes up with a solution to a complicated surgery.

Meredith and Amelia work to secure funds for their research while Amelia finds herself at odds with a new attending. Levi runs into someone from his past, and Owen gives Winston advice. Lucas ditches Mika, forcing her to treat a patient alone.

Dr. Arizona Robbins returns to Grey Sloan for a particularly complicated case. The interns are interrogated about their past mistakes, while Teddy is eager to return to work after her health scare.

It's all hands on deck at Grey Sloan when a group of medical students is injured by a floor collapsing at their white coat party. Jo and Link are forced to talk about the future, while Jules confronts Winston about his attitude.

Mika and Teddy receive a patient from a nearby penitentiary. Catherine pushes back on Link and Monica's treatment plan for a VIP. Bailey tries to integrate wellness into the residency program.

An unexpectedly complex case brings back painful memories for Simone. Jules and Blue make a high-stakes bet on who can finish their procedure log first. Richard suspects Winston is avoiding him.

Owen and Teddy have the day off but encounter an injured civilian. Monica enlists Amelia's help with an operation on a young patient. The interns complete their procedure logs, allowing them back into the OR.

Just as Amelia comes to a realization, Teddy encourages her and Meredith to speed up their Alzheimer's research over fear of Catherine finding out. Mika finds herself caught in the middle of Link and Jo; meanwhile, Lucas receives bad news.

Wildfires threaten the Seattle region, leading to a flood of patients and emergency procedures. The doctors juggle overcapacity in the ER, complex surgeries and personal stress. Meanwhile, Meredith makes a rash decision that can't be undone.