It's Junior year, and the gang throws a HBCU-themed Homecoming party to kick off the semester. Zoey returns from her summer abroad and realizes that she has to quickly confront her feelings for Aaron and Luca.
The crew tries their best to cope with a shocking surprise, but another unexpected bomb sends Zoey into a spiral.
Nomi challenges Zoey to try to be friends with Luca after their breakup. Zoey is forced to consider the question: "Is it possible to be friends with your ex?". Meanwhile, Jazz and Doug help Vivek navigate the world of dating apps.
Luca sends off a confusing text to Zoey that has both of them spinning. Meanwhile, Ana leads the girls around campus on a "dorm storm" voter registration drive. Aaron reels after learning about his massive student loan debt.
When Zoey and the girls throw a surprise baby shower for Nomi, they're surprised when she reveals some shocking news about the circumstances of her pregnancy. Meanwhile, Sky learns something about her new dude, Rodney, which puts a new perspective on their burgeoning relationship.
Aaron's student loan troubles come to a head when he looks for a job at the Cal U job fair, which leads him to ask Zoey for her help in getting a job working for her dad at Stevens & Lido. Meanwhile, Sky struggles to come to terms with her recent discovery about Rodney. Jillian tries to bond with Zoey.
Sky finally returns to the track, only to run into a new complication. Jazz struggles to balance track and her personal life. Zoey struggles to balance school and her new job as a fashion stylist and turns to an unexpected source for help. Meanwhile, things heat up for Ana and Javi as they attempt to keep things professional.
Zoey's twenty-first birthday celebration takes an unexpected turn when she makes a big decision regarding her future. Meanwhile, Doug learns that he's the reason Jazz is distracted from track.
After dropping out of Cal U and diving into her dream job, Zoey balances the demands of her work life and her personal life while on tour with Joey BADA$$. Jazz and Doug struggle with the rules of their relationship "pause".
As her relationship with Javi heats up, Ana makes a discovery about him that challenges her entire belief system. Meanwhile, Aaron learns about Cal U's investment in private prisons, challenging him to reconnect with his activist roots.
Aaron is offered an opportunity to be featured in a nationally televised interview but struggles to keep his message targeted. Zoey navigates her feelings for Aaron while helping him devise a new strategy. Meanwhile, Ana struggles with whether to tell Javi about her past with Aaron, and Jillian interviews Sky and Jazz for a documentary about their journey as athletes.
Ana gets baptized as she and Javi are tested for the first time in their relationship. Meanwhile, Zoey struggles at work under the mixed messages from her new client, Indigo.
Zoey returns home for a long weekend but is surprised to find things around the house and Cal U has seemed to move on without her. Meanwhile, Jazz and Doug's relationship continues to get more complicated when Jazz returns from the NCAA track finals with some very surprising news.
Vivek has a new experience with Heidi, and Aaron and Doug struggle to adjust their views on sexuality and masculinity. Nomi and her new baby, Luna, return to Cal U. Junior shows up to fight for Sky.
Zoey wonders if she's cut out for the real world after becoming the subject of a nasty rumor at work. Nomi sees Phil for the first time in a year and debates whether to tell him about Luna. Doug plans a house party to cheer on Jazz and Sky in their Olympic-qualifying race.
Zoey wrestles with the status of her relationship with Aaron. Sky and Jazz return from the Olympic trials and struggle to say goodbye.
With the support of the senior class, Aaron turns his graduation ceremony into a protest against the University's investment in private prisons. Zoey debates backing away from Aaron ... but is that what they both want? Meanwhile, Jazz and Doug make a decision about their relationship.