When Jake makes an arrest without a lot of proof, he only has 48 hours to collect evidence, or else the “perp” will be released. After his unsuccessful interrogation of…

The entire squad is on high alert when a massive blackout hits Brooklyn.

Holt asks for Jake’s help in a case that is exceptionally meaningful to him. Charles and Terry work together on a side business.

The squad competes in an effort to determine who is the greatest human/genius.

Jake and his father deal with unsettled family business while Amy and Rosa work a high-profile case and Terry wants to join the NYPD band.

Jake leads a manhunt after an assassination attempt on a city councilor as Holt adjusts to his new position as a uniformed officer.

Jake and Charles investigate a dangerous serial killer. Holt continues to spar with his rival, Commissioner Kelly. Terry finds out about whether or not he has passed the lieutenant’s exam.

Jake invites his newly discovered half-sister to stay with him in New York, but when he and Amy realize she’s a bit of a nightmare, they must find a way…

The precinct packs up and heads to the Tri-State Police Officers’ annual Cop-Con, which is usually the Nine-Nine’s excuse for a big annual party. But the squad’s fun is threatened…

When an unstable detective returns to the Nine-Nine after years undercover, Jake doesn’t know what to make of him. Meanwhile, Charles’ rebellious behavior pits him against the precinct’s custodian, and…

It’s the day of Gina and Charles’ parents’ wedding, and the whole squad is given a job to fulfill for the ceremony. However, Jake and Amy get sidetracked chasing a…

Detective Boyle’s new romance has upped his swagger, but Jake intervenes before his colleague goes “Full Boyle” and gets too serious, too soon, with his girlfriend. Meanwhile, Rosa and Amy…