Chicago Fire

Casey tries to deal with his unsettled personal life and the firehouse welcomes a new member.

Firehouse 51 is faced with a daunting challenge when an out of control blaze consumes a 15-story apartment complex, trapping victims on the top floors.

Chief Boden becomes increasingly skeptical of Assistant Deputy Commissioner Gorsch's motives, while Severide gets wrapped up in a difficult situation following the rescue of a child from a car wreck.

Firehouse 51 is on high alert when a series of explosions rock the city. Herrmann adjusts to his new duties and Kidd gets a visit from an old friend.

Working alongside a journalist, Casey does some digging into the cause of a trailer park fire.

Halloween is in full effect for Foster and Brett, who are summoned to a home where a prank has quickly turned serious.

Severide faces some major adversity and Kidd is on a mission to help in any way she can.

Firehouse 51 is called in to battle a dangerous structure fire that places everyone in peril.

Stakes are high when a massive car pile up on the freeway impacts someone dear to the firehouse family.

A dangerous situation leaves Casey and Naomi in peril.

Severide's side project of fixing the boat for a wealthy acquaintance turns complicated and personal.

When the firehouse is called to a motorcycle crash, Casey and Severide sense that the details don't add up and work to determine exactly what transpired.

Cruz leads the charge in getting the firehouse to gear up for the Polar Plunge. Herrmann has a hard time bouncing back after dealing with a tough call.

Brett, Foster and Kidd take a road trip to Indiana for a getaway and encounter a bus accident involving a boy's hockey team that will leave them scrambling and relying on their instincts to save those hurt in the accident.

In the first part of a crossover with "Chicago P.D.," a spate of robberies comes to light after a firehouse lockbox key goes missing.

During an emergency call, an unsuspecting Lt. Casey suddenly finds his life in peril.

Tensions run high between Casey and Herrmann after the firehouse responds to an apartment complex fire.

Severide gets angry at Cruz when he feels his orders were disobeyed in the field. Boden reconnects with an old high school friend during a call to a house fire.

A horrible storm wreaks havoc on Chicago and impacts Firehouse 51 when the power goes off.

Severide and Boden search to uncover whether arson was the cause of a fire at a hair salon.

A serial arsonist cold case is reopened when Lt. Severide finds a connection to a recent salon fire. Firehouse 51 celebrates a retirement party.

Severide and Kidd continue to investigate Benny's old arson case, unexpected news leads Brett to ponder a big decision and all hell breaks loose as the season concludes.