Dom, Joey and Sid find some release. After helping to lead the Black Student Union sit-in, Jayson stuns the crowd at his Lincoln Center performance.

Joey copes with a difficult setback in her case. Choking under pressure, Dom breaks trust with a teacher — and John. The real Sid stands up.

Exposed and suspicious after his essay leaks, Sid looks for his betrayer. Dom lets her vulnerability show — and shine — at her internship interview.

Sid and Victor's science experiments have revealing results. Dom's nonstop hustle takes a toll. Jayson gets into a jazz competition, with a catch.

Joey's charges and Owen's discipline hearing send shockwaves at school. Dom's mother makes an uncomfortable proposal to bring in money.

Traumatized, Joey spirals. Sid opens up in his Harvard essay. A health crisis puts more pressure on Dom to financially support her family.

Sid struggles with his secret. Nudged by her girls, Dom finally acts on her crush on John. A night of partying takes a devastating turn.

Joey stages a protest at school. Owen and Jayson face a harsh penalty for their lockdown prank. A hookup leaves Leila feeling awkward.

A bombing blocks away sends Grand Army High School into lockdown, building pressure that spills over at the "party of the century" that night.