A whirlwind engagement sends the gang scrambling to throw twin bachelor and bachelorette parties. But the night of revelry takes an unexpected turn.

To root out the crooked FBI agent who targeted Pimento, the team stages an elaborate fake funeral and sends Amy on a risky undercover mission.

With help from an old friend of Holt’s, the gang sneaks into the FBI to find dirt on the double agent. An inmate puts Charles in an awkward position.

Jake and the team scour the hospital for a captive Captain Holt, while Amy and Charles book it back to New York to help their friends.