Callie admits her past relationship with Brandon to her moms. But before Stef and Lena can even process the information, the school goes into a “Code Blue” lockdown when it’s discovered Mariana’s boyfriend Nick showed up with his father’s gun after seeing her kiss her ex-boyfriend Mat.

After being given the all clear to head home, tensions are still running high in the Adams Foster household. Fragile and skittish from the school lockdown, the family sticks close, but their secrets keep them apart. Callie and Brandon anxiously wait for their moms to address their behavior in Idyllwild while Stef warns everyone to stay off their phones and computers due to the rumors swirling around their family.

In the aftermath of the school lockdown, Mariana is called out by other students who blame her for Nick’s actions. Callie is also taunted at school and her inappropriate reaction gets her suspended. But what starts off as a punishment turns into an adventure when she meets Aaron, a handsome young law student who knows nothing about her or her past.

Callie starts her senior project of photographing the outside of her and Jude’s seven former foster homes. But, when an unexpected encounter with a former foster mother brings her inside, Callie decides to reach out to other people who have fostered her and is shocked to learn that a 17-year-old former foster brother has been convicted of murder. Stressed out by the hardships of supporting himself and Cortney, Brandon throws a house party and things take a turn for the worse. Stef and Lena offer to pay for an attorney to help get Gabe off of the sex offender registry, which is currently putting Lena’s job at risk and causing friction between Mike and Ana. Meanwhile, Mariana tells her moms that, in order to feel safe again, she wants to visit Nick and put an end to their relationship once and for all.

Lena is excited that her family is coming together to throw her a 70s-themed 40th birthday party. But, when Lena’s mom Dana shares her suspicions about Stewart’s behavior, it threatens to put a damper on the festivities. Convinced her former foster brother Kyle has been wrongly convicted of murder, Callie and Aaron try to track down a witness in the case. Mariana and her female STEAM club teammates compete for an invite to the Regional Robotics Competition. Meanwhile, Jude is hurt to discover that Connor came to town and didn’t tell him, and Brandon considers drastic measures to make extra money.

Lena is shocked by the news that her dad has been hiding something that directly puts them all in jeopardy. Additionally, she uncovers a major secret that Brandon has been keeping. Mariana continues to be pressured by Nick and must deal with direct opposition from the male members on her STEAM team. Meanwhile, Jesus grows resentful of Emma’s behavior, and Jude discovers Noah has a medical marijuana card.

When Jesus’s birth father, Gabe, doesn’t show up to work on Stef and Lena’s garage, Jesus takes on the job himself and gets injured in the process. An exhausted Mariana, deep into her robotics STEAM project, takes Jesus’ ADHD medicine for a boost. Callie and AJ find themselves in an awkward situation when Mike and Brandon unexpectedly come home early. Meanwhile, Stef lets Mike know that Brandon gave his hand injury settlement money to Cortney.

Mariana and Jesus compete in the First Robotics Southern California Regionals, but when Mariana gets too competitive under the stress, Lena grows alarmed. Callie gets a warning from the police to stop harassing Patrick Molloy. Brandon practices for his fast-approaching Julliard audition.

Brandon travels to New York City for his Julliard audition and meets a girl who forces him to take a hard look at his life, including his relationship with Cortney. Meanwhile, Stef and Lena make an unexpected announcement that leaves the family in shock. And Callie’s friendship with Aaron causes friction between her and AJ.

Callie and the family set up a “Justice for Jack” booth at a music festival in order to gather signatures to stop Justina’s foster care bill, but Callie’s persistence in advocating for both Jack and Kyle lands her in a dangerous situation. Additionally, Callie’s efforts are sidelined when the tensions between her boyfriend AJ and her friend Aaron come to a head. Mariana, still taking Jesus’ ADHD prescription medication, sees Nick and runs away from the festival, sending the family into a frantic search for her. Meanwhile, Stef discovers that her inquiries into Kyle’s case will have repercussions at her job.

In the aftermath of Jesus’ fight with Nick over Mariana, Jesus is knocked out. On the way to the hospital, things take a turn for the worse, leaving him fighting for his life. Meanwhile, Callie finds herself in a dangerous situation after taking a ride with Troy and Mariana is guilt-ridden over the fact that her actions led to Jesus’ current condition.

As Stef and Lena stand vigil over an unconscious Jesus, he dreams of an alternate world wherein he tries to save Mariana but can’t get to her. Already stretched thin, the moms receive news that Callie is in serious legal trouble. Mariana seeks comfort in Mat’s arms, while Brandon tries to hold the family together.

Callie tries to keep to herself and focus on getting out of juvenile hall, but when she refuses a guard’s propositions, she ends up making an enemy. As Stef and Lena work to get Callie out of juvie, her biological father Robert turns up, angry for being kept in the dark. Meanwhile, Brandon’s questioning of a situation has consequences for Mariana. Jude gets a second chance with Noah, and Mike makes several life-changing decisions.

After Brandon confesses to Stef that he didn’t get into Juilliard, she decides she’s fed up with all of the kids’ secrets and removes their bedroom doors. Mariana starts seeing a therapist to deal with the trauma of Nick’s actions. While Jesus struggles with physical therapy, Brandon realizes that music might be a good way to help get through to him. Callie’s biological father Robert brings in his highly paid attorneys to handle Callie’s case, which causes a conflict with Stef and Lena.

Jude feels uneducated about gay sex ed, so he tries to gain some personal experience through a phone app. Callie presents her senior project to her class, but the school admin disapproves of the concept.

Sharon and Will return to the Adams Foster home with news that they are engaged. In an effort to come clean with Jesus, Emma writes him a letter but learns he is hiding a secret of his own. Meanwhile, Jude is teased at school when Lena organizes an LGBTQ-friendly sex ed class for students.

Stef starts a new assignment in human trafficking where she meets a teenaged girl named Diamond who is turning tricks on the streets. Lena deals with repercussions for holding an off-campus LGBTQ sex ed class for Anchor Beach students. Callie’s relentless pursuit of justice starts to impact her relationship with AJ. Meanwhile, Mariana tries to cheer up Jesus with a special project after he’s prescribed a special pair of glasses due to his traumatic brain injury.

As Stef works longer hours in her new position, Lena feels overwhelmed trying to keep up with the complicated lives of their five teenagers in addition to the pressures of her own job. Jude, fed up with being bullied at school, resorts to bullying tactics of his own. Callie heads to Los Angeles with Aaron to visit his parents, who are struggling with Aaron being transgender.

It seems just about everyone in the Adams Foster household has a secret, but unfortunately for each of them, they all start spilling out. With Callie’s court date inching closer, Robert’s attorneys present a defense strategy that Callie vehemently opposes. Monte and Lena join forces to stop Drew’s underhanded dealings. Stef works to bust Diamond’s pimp. Jesus asks Gabe to keep a secret from his moms.

Callie faces a life-changing decision to take a plea deal and go to jail for three years, or go to trial and risk an even longer sentence. Even though Callie struggles with her own situation, she tries to help Diamond out of hers which becomes extremely dangerous. With only 24 hours to make a difference in Callie’s case, Stef and Mike ramp up their investigation into the Martha Johnson murder bringing in as many leads as possible. Lena confronts Drew about his campaign to make a major change at Anchor Beach Community Charter School, while Mariana rallies her fellow students to protest. Meanwhile, Jesus starts to put together the pieces about Emma.

Stef frantically searches for Callie after she offers to help Diamond, thinking she has nothing to lose after accepting the plea deal. Struggling with his TBI, Jesus unleashes his anger after discovering Brandon helped Emma with a deeply personal decision. With Mariana leading the charge, protests continue over Anchor Beach Charter’s privatization.

Callie gets control of her life and applied to audit art classes at a local college. Jesus distances himself from Mariana and Brandon so he can build his treehouse with Gabe alone. The Fosters get a new neighbor.

Callie and Aaron go on their first official date. Mariana and Jude spearhead an underground school newspaper. Noah and Jude question their compatibility, while Brandon and Grace take their relationship to the next level. The moms have their new neighbors over for a family dinner party.

Callie and Aaron discuss taking their relationship to the next level. Mariana finds fulfillment training with the Latina derby team. Brandon’s new girlfriend Grace catches him playing hero to his ex-girlfriend Courtney.

The Fosters kids attend a party at the Derby warehouse, but things escalate quickly when the cops show up. Lena struggles when Stef starts to become obsessed with an ongoing case at work, meanwhile Brandon’s relationship with Grace is put into jeopardy with Courtney back in his life.

Callie is torn with turning over a new leaf or supporting a cause that means a lot to her, while Jude and Taylor begin making gaming videos that earn them unwanted notoriety. Stef makes major headway in her case.

Lena’s parents are back in town for a visit, while Callie and Aaron get closer than ever before. Mariana tries to get closer to Logan, but it backfires when his girlfriend catches wind of it.

Brandon throws a party which turns south when secrets are revealed. Mariana and Jude try to convince the students to vote against their school going private.

It’s prom night at Anchor Beach. Grace’s mom has a candid conversation with Brandon, meanwhile Ximena faces a life-altering decision when ICE agents show up at prom.

Ximena and Callie are still in the church seeking sanctuary from ICE. The Adams Fosters’ offer support to the Sinfuego family as they struggle with their immigration status.

Callie actively helps to make Ximena’s fight visible. Meanwhile, Brandon and Grace struggle to be intimate knowing her diagnosis and Mariana is suddenly courted by multiple suitors.

Callie and her friends support Ximena in a big way at a conservative anti-immigration rally and get a lot of buzz for Ximena’s plight. Meanwhile, an unlikely source offers a key piece of evidence that may help save Anchor Beach from going private and the family celebrates Stef’s birthday.

Brandon and Grace plan the ultimate senior prank which ends up going a little too far. Mariana and Mat make a huge decision about the future of their relationship.

Callie receives a surprising tip from an unexpected source. Meanwhile, Jude tries to assuage Noah’s fears about his budding relationship with fellow gamer Declan.

Stef’s mom comes to visit and helps Stef cope with a tough time. Meanwhile, Callie and Jude grapple with the memory of their biological mother.

Stef confronts her demons and finally comes clean to Lena about what’s been troubling her. Mariana and Emma find themselves going head to head, putting Poppy and Jesus in an awkward position.

Callie speaks on a panel about Ximena’s struggle and realizes she may have a passion for something other than art. Meanwhile, Mariana is torn between two suitors.

Brandon and Grace go on a road trip and discover a lot about each other, while Mariana and Emma vie for a competitive internship. Stef and Lena go on a couples retreat to reconnect.

It’s graduation day for Callie and Brandon, but after some shocking news, the family wonders whether they will make it to the ceremony.

One year later, the Adams Fosters comes together for some major celebrations.

The family travels to Turks & Caicos for Brandon and Eliza’s wedding where they find themselves at odds with their future in-laws, meanwhile when Brandon and Eliza find themselves butting heads, Brandon turns to the person who knows him best.

After a turbulent few days in Turks & Caicos, the family starts to question if the wedding will actually take place. The moms make a huge decision that will change the family forever.