Big changes are afoot for Kate, Kevin and Randall as they celebrate their 38th birthday. Jack and Rebecca go on their first date. Deja turns a corner.

The Pearson family comes together to support Kevin at his movie premiere. The teenage Big Three confront college decisions in the wake of Jack's death. Kate and Toby start IVF.

Jack's legacy impacts his adult children's lives in meaningful ways, as Kate undergoes a medical procedure, Kevin begins a search to discover his father's past and Randall makes a big decision. Rebecca makes the most important choice of her life.

A young Jack makes a decision that will impact the course of his life.

Kate and Toby try to keep busy while waiting for big news. Randall embarks on a new journey. Kevin meets someone from his father's past.

Kate struggles with Toby's depression. Randall makes time for Kevin, who obsesses about Jack's past.

Kevin and Zoe land in Vietnam. In the past, Jack and Rebecca take a road trip to Los Angeles. Jack's war story continues to be revealed.

The Pearsons have an unconventional Thanksgiving dinner. In the past, Jack, Rebecca and the big three spend Thanksgiving with Miguel.

Kevin arrives at the Ville his father served in. Kate pursues a new opportunity. Randall debates Councilman Solomon Brown. In the past, Jack struggles to get through to his brother.

Randall's campaign comes to a close. Kevin meets someone from Zoe's past. Kate and Toby get ready for the baby.

Rebecca and the Big Three reckon with secrets Jack kept from them. Jack's Vietnam story continues to be revealed.

Kevin attempts to help Nicky. Randall and Kate reflect on differing memories of their childhood.

Beth's trip home to care for her mother sparks an unexpected realization.

Kevin keeps a secret from Zoe. Randall gets unexpected news about Deja. In the past, the Big Three graduate from High School.

Tensions run high as the Pearsons await news about Kate's pregnancy.

Beth and Randall adjust to their new normal. Kate and Toby spend time with baby Jack. Zoe and Kevin work on their relationship.

A history of Beth and Randall through the ages.

Rebecca helps Kate and Toby care for baby Jack. Zoe and Kevin look after Tess and Annie. Randall and Beth consider how to move forward.

Jack meets Rebecca's parents. New characters are introduced.

Beth and Randall adjust to life in Philadelphia. Jack and Rebecca take the Big Three to the pool.

Randall is confronted with a tough choice; Kate and Toby adjust to their new home; Miguel and Jack's friendship solidifies.

Kevin reflects on his past. Rebecca visits Randall at college. Beth's mom comes to visit. Kate and Toby share new experiences with Baby Jack.

Rebecca hosts a dinner party. Kevin tries to support those around him. Randall faces concerns about how his family is adjusting to their new home.

Kate and Toby try to make time for their marriage. Jack attempts to prove himself to Rebecca's father. Randall struggles to find his place with the other councilmen.

Deja pushes the boundaries of Randall and Beth's trust. Jack and Rebecca invite Randall's new teacher over for dinner.

Rebecca visits Randall in Philadelphia. Beth is troubled by a request from Deja. Kevin has doubts about himself.

The Pearson family gathers for their first Thanksgiving at Randall's Philadelphia townhouse.

Kevin searches for romance. Kate meets Toby's Crossfit friends. Randall travels to LA to be with Rebecca.

Randall grapples with anxiety.

Kevin revisits his past and questions his future.

Kate finds strength in unexpected places.

The Big Three reconnect at the family cabin.

Kevin spends the day with Rebecca. Toby makes a grand gesture. The Big Three get their report cards.

The Pearsons visit New York City.

Randall reflects on what could have been.

The Pearsons gather to celebrate Baby Jack's first birthday.

The Pearsons gather to celebrate their 40th birthday while musing about the day they were born.

Kevin and Madison navigate their engagement as Kate and Toby take a big step in their adoption journey. Jack and Rebecca brace for puberty.

Malik shadows Randall at work. Kevin struggles to connect with his new movie director. Jack and Rebecca struggle to sleep train their babies.

Kate confronts her past. Randall's brush with viral fame leads to an unexpected discovery. Kevin debates the best path for his future.

Randall uncovers new truths about his past.

Kevin embarks on a stressful road trip. Jack and young Kevin go to a football training camp.

The Pearsons navigate huge family milestones together, from a distance.

A series of car rides propels the Pearson's towards new stages of their lives.

Beth navigates qualms with her mother. Kevin and Kate bring their families together for dinner.

Kevin and Madison get an unexpected guest.

Jack and Miguel bond. Kevin and Madison navigate challenges. Randall seeks out a new kind of support network.

Kevin visits Randall in Philadelphia.

Beth navigates her career path. Kate and Toby face unexpected issues. A run in with someone from his past gives Kevin pause.

Kevin and Madison partake in their respective bachelor and bachelorette parties.

The family gathers for Kevin and Madison's wedding.

The Big Three celebrate their 41st birthday.

Nicky, Rebecca and Miguel go on a road trip.

Jack, Randall, Kevin and Toby struggle to connect with their children.

Jack visits Ohio.

Malik and Deja share controversial news at dinner.

Beth prepares her dancers for the first big dance recital at her new job.

Rebecca has a big announcement to make at Thanksgiving dinner.

Kevin takes the twins to the cabin in hopes of proving himself as a father.

Kate visits Toby.

Randall and Rebecca embark on a road trip and reflect on their past.

Rebecca and Miguel's anniversary barbecue does not go as planned.

Kate and Toby's relationship evolves over a few years.

The Pearsons gather for Kate's wedding.

The night before Kate's wedding, Kevin's love life takes an unexpected turn.

Miguel over the years.

The Big Three makes a plan for Rebecca.

The Pearsons gather around Rebecca's bedside.

The Big Three come to new understandings about life.