Brooklyn Nine-Nine, Bachelor/Ette Party

Jake and Rosa assimilate to their new lives behind bars, but both are coping in very different ways. Jake bonds with his cellmate Caleb, and is forced to join a prison gang.

When the warden asks Jake to investigate Romero's drug smuggling operation, Jake and Caleb find themselves caught between the loyalty Jake has sworn to both of them.

Now that he's officially back at the precinct and desperate to solve a real case, Jake finds a loophole to get out of his temporarily designated desk duty.

The Nine-Nine embarks on its fifth annual Halloween Heist and, as usual, everybody has a plan and no one is safe.

To track down the infamous arms dealer Dan "Daniel" Valdano, Jake and Terry go undercover at an illegal gambling club, but when Holt gets involved to coach the two in the art of poker.

The always unwelcome Vulture pops back into Jake and Amy's lives, threatening to swoop in and take something important away from them.

Jake and Amy attempt to get their parents to bond over Thanksgiving dinner, but their first holiday together as a family does not go well.

When Terry's favourite author, DC Parlov, returns to the precinct because his latest manuscript was stolen, Terry and Jake convince Rosa to go undercover with them.

While the entire precinct attends a funeral in LA, Holt learns that he is in the running to become Chief Commissioner of the NYPD - his dream job.

Rosa begs Jake to help her break some big news to her parents, but her plan is thrown off when they wrongly assume the two are dating.

When Seamus Murphy returns to redeem the favor Holt owes him, the precinct searches for a loophole that will allow Holt to uphold his end of the bargain without breaking the law.

After Seamus threatens Kevin, Holt devises an elaborate plan to hide him in a safe house, with Jake as his guard.

Jake is called upon to negotiate a hostage situation with a jewel thief, only to discover that the culprit seems to be a familiar face.

Jake embarks on an all-night long interrogation in order to elicit a confession out of a suspect.

Jake surprises Amy with an investigation into a string of arsons connected to her favourite crossword puzzle author, Vin Stermley.

Jake and Charles realize that they've been suckered into the cult-like NutriBoom pyramid scheme, and must find a way to sever their contracts.

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 to get her back home to Dallas.

When a fire destroys Charles' food truck, Pimento unexpectedly shows up to the scene as the insurance agent.

Charles plans an elaborate scavenger hunt for Jake's bachelor party, but the day goes awry when the guys decide to take some short cuts instead.

When Rosa responds to an active shooter alert, the rest of the squad is forced to stay back, desperately fearing for her safety.

Rosa and Amy team up to take down their "white whale" suspect, a killer who has managed to elude them for seven years. Meanwhile Terry helps Jake tackle his wedding planning chores.

Jake and Amy's wedding day is majorly threatened, so Charles and the whole squad rush to help save it. Holt hesitates to open the email that will reveal if he has won the campaign.