Stef searches for Callie after she offers to help Diamond, thinking she has nothing to lose after accepting the plea deal.

Callie gets control of her life and applies 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, while Brandon and Grace take their relationship to the next level.

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

The Fosters kids attend a party at the Derby warehouse, where things escalate quickly when the police turn up. Lena struggles when Stef becomes obsessed with a case at work.

Callie is torn between turning over a new leaf or supporting an important cause. Jude and Taylor begin making gaming videos that earn them unwanted notoriety.

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 mum 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 their 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.

Brandon and Grace's ultimate senior prank ends up going a little too far; Mariana and Mat make a big decision about the future of their relationship.

Callie receives a surprising tip from an unexpected source; Jude tries to calm 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.

Mariana is torn between two suitors. Callie speaks on a panel about Ximena's immigration struggle.

Brandon and Grace go on a road trip and discover a lot about each other; 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.

The Adams Fosters come together for a celebration.

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

In the series finale, the family starts to wonder about the wedding after a few turbulent days in Turks and Caicos. The moms make a momentous decision that will change the family forever.