At Tactical Village, where the precinct competes against other precincts in paintball exercises, Jake gets jealous when Amy runs into an old flame.

On a solving streak, Jake decides to spend his weekend off with Sgt. Terry trying to crack a cold case that no one thinks can be solved.

When Jake and Amy have to stay overnight at a hotel for a case, Jake invites Sophia and Amy's boyfriend Teddy over, but the move backfires.

Due to low crime rates, Brooklyn decides to close one of its precincts. The future of the Nine-Nine depends on an audit conducted by Amy’s boring ex.

When Jake and Amy suffer a wedding day crisis, the Nine-Nine attempts to salvage the nuptials. Holt receives news on his bid for the commissioner job.

Holt turns to Jake for help after a family member goes missing. Rosa battles Amy's ex for a coveted prize. Boyle and Terry team up on a business scheme.

The squad takes stock of its eight years together and looks toward the future.