Chicago Fire

Firehouse 51 is forced to share its space with Firehouse 17. Kidd and Herrmann fight over Ritter. An arson case tests Kidd and Severide's relationship. Firehouse 51 says goodbye to one of its own.

Mouch sets out to change his legacy and nickname.

The firefighters and paramedics of Firehouse 51 risk their lives to save and protect their city.

Julia spends a couple of days at 51; Boden's stepson returns, desperate for Boden to aid his mother.

After their defibrillator malfunctions on a call, Brett and Violet search for answers.

Firehouse 51 welcomes back some familiar faces and says goodbye to Brett.

Violet clashes with her new partner; Severide discovers a hidden stash of money on a call.

A hazmat call at a dialysis center leads to a shocking discovery; Boden clashes with Robinson.

Severide, Kidd and Van Meter investigate a recording studio fire; Kylie helps James keep a secret.

Severide steps in as ranking officer at 51; Kidd fights to save her Girls on Fire program.

Severide goes for an unexpected ride on Truck 81; Ritter's worlds collide.

Severide and Violet risk clashing with Robinson after Lennox makes a dangerous decision on a call.

Boden makes a decision that impacts the deputy commissioner race; Mouch adjusts to the new truck.