
As the firefighters, rescue squad and paramedics of Chicago Firehouse 51 forge headfirst into danger, the choices they make can mean the difference between life and death. But from the relentless pressure of saving lives, an extended family is forged. When it's go time, Firehouse 51 lays it all on the line for each other. This high-octane drama from Executive Producer Dick Wolf offers an edge-of-your-seat view into the lives of everyday heroes committed to one of America's noblest professions.

A new chief shakes things up at Firehouse 51; Violet and Novak work to uncover the truth behind a car crash; Cruz keeps a watchful eye on Severide and Damon's growing bond.

Severide steps in as ranking officer at 51; Kidd fights to save her "Girls on Fire" program; Cruz's family is threatened when someone from Javi's past resurfaces.

Kidd and the team embark on a mission to help Severide as he struggles to process his father Benny's death; Brett suspects a teenage driver in a car accident is hiding something.

Severide goes for an unexpected ride on Truck 81; Ritter's worlds collide when his secret cop boyfriend helps 51 track down Severide and the missing rig.