Amid planning for a vow renewal ceremony, Holt makes a big announcement — one that he asks Jake not to share with Amy. Plus, Cheddar wears a bow tie!

Amy returns from maternity leave. Jake and Rosa work a difficult case.

Captain Holt and Amy manage an understaffed precinct. Jake and Charles investigate.

When the FBI takes over a high-profile case, Jake keeps digging. Amy and Rosa negotiate with O’Sullivan and the police union.

While Riley is busy convincing two reality shows that Granddad’s blind and running a homeless shelter, Huey is being shadowed by a secret government agent. But is he real?

Voight and the Intelligence Unit focus all their effort and resources into investigating the disappearance of an exotic dancer who served as a long-time criminal informant for their team

While chasing a heroin supplier, CPD crosses paths with a convicted criminal recently released on a technicality. Halstead’s history with the man threatens the team’s ability to put him back…

After finding themselves stranded in Panama, Michael and the team are forced to hijack a plane in order to get home. Before they can leave, however, Michael must first escape…

Fiona is surprised by a visit from a smuggler she met in prison, who needs her help bringing down a corrupt Miami detective. Meanwhile, Michael teams up with a former…

The team travels to Panama to capture an assassin; Madeline tries to obtain difficult answers.

Michael reconnects with his mentor and offers to help go after a drug cartel in exchange for visitation privileges with Fiona. Meanwhile, Fiona leans on a new friend for help…

Michael takes on a gangster with help from an unlikely ally. Card offers Fiona a deal to become a CIA asset, an arrangement that would prevent her from being extradited.

Frasier and Niles confront the bullies who used to torment them in junior high school.

Cotton’s financially strapped VFW group moves into Hank’s home, prompting Hank to recruit Vietnam vets, to whom Cotton doesn’t exactly cotton.