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

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.

Callie speaks on a panel about Ximena's struggle and realizes she may have a passion for something other than art; Mariana has two amazing dates and can't decide who she likes more.

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 receives a surprising tip from an unexpected source; Jude tries to calm Noah's fears about his budding relationship with fellow gamer Declan.

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 and her friends create buzz for Ximena's plight at an anti-immigration rally; an unlikely source offers a key piece of evidence that may help save Anchor Beach from going private; the family celebrates Stef's birthday.

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.

Ximena and Callie seek sanctuary from U.S. Immigration and Customs Enforcement in a church; the Adams Fosters offer support to the Sinfuego family as they struggle with their immigration status.

Mariana throws an alternative prom at the Derby warehouse; Brandon asks Grace to the prom and learns it may be his last night with her

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.

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

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.

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.

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 goes in a downward spiral after the case takes a turn for the worst. Jesus is hurt by Emma's lack of trust in him. Stef and Mike race to find evidence to save Callie.

The family is one again torn apart when new secrets are revealed. Callie is angry at her defense attorneys. Step tries to capture the pimp.

Lena is forced to single parent when Stef is away on duty. Callie goes with Aaron to LA to meet his parents but things do not go well. Mariana looks for Gabe. An angry Jude becomes a bully.

Lena's attempts to introduce Same-Sex-Ed causes Jude to be bullied. Callie and AJ's relationship becomes strained. Emma contemplates revealing her secret to Jesus via letter. Stef's mom reveals a shocking announcement.

Jesus's brain disorders cause tension in the family. Emma reveals a shocking secret.

Nick gets out and starts to stalk Mariana, prompting Jesus to stand up against his former friend. AJ becomes jealous when Callie starts to hang out with Aaron more often. Brandon is stressed over the Julliard Acceptance letter.

Mariana and Jesus compete in the First Robotics Southern California Regionals, and Lena grows concerned when Mariana gets too competitive under the stress.

Mariana gets blamed for the lockdown while Callie is harassed and taunted. Jude is invited by Taylor to a Christian Charity, but he suspects ulterior motives.

Anchor Beach Community Charter school is put on lockdown when it's discovered that Mariana's emotionally-devastated boyfriend Nick has burned down his father's warehouse and is in possession of his father's gun.

A tragic loss brings the family together. Despite Callie's hesitation, Justina moves forward with the Fost and Found launch party. Brandon tells his moms that Cortney has a son.

Mat and Mariana's true feelings for each other surface during the opening night of Brandon's rock musical; Stef makes a tragic discovery during a domestic violence call.

When Rita's daughter shows up unexpectedly, Callie sees a different side of Rita and learns the reason behind their strained relationship. Stef discovers a new lead in the hit-and-run case. Brandon confronts his moms about the tensions in the house.

Callie convinces Brandon to head out on a mysterious trip that brings them to Mexico. Stef and Lena discover an empty pregnancy test box in the trash and wonder if someone in the house is worried they are pregnant.

When the family takes a vested interest in AJ (guest star Tom Williamson, "Switched at Birth"), Callie has doubts about whether she can trust him. Meanwhile, Jude has trouble moving on from the trauma of the shooting incident.

Stef and Lena hold a Father's Day brunch; Brandon and his classmates blow off steam.

The family deals with the aftermath of the accident; Callie meets a runaway looking for his brother.

Callie faces another barrier on her road to a better future. Lena opens up to Monte about her troubles at home; Mariana makes inquiries about letter Ana wrote to family members; Jude deals with the consequences of using poor judgment.

Robert Quinn agrees to aid Girls United through a fundraiser. Lena has a disagreement with the new principal. The twins meet with Anna who wants to apologize. Sophia Quinn admits something that will change Callies future.

Callie returns to the Girl's United home to deal with lingering issues. Mariana and Jesus plan a group dinner for Mat and Hayley.

Dani deals with the consequences for what happened with Brandon. Jude and Callie spend the day on the Quinn's yacht.

While Lena and Stef are away on a babymoon, the kids throw a party that gets out of hand.

Brandon joins a garage band. Stef confronts Mike about Ana. Callie's father wants a test to prove his paternity.

Callie and Jude find out the truth about Donald. Vico seeks revenge against Brandon.

Callie is accused of selling pills around school.

Callie goes to live in the care of Lena and her partner Stef.