Episode 1
Pilot
When a fire claims one of their own, there's plenty of guilt and blame to go around. Lt. Matthew Casey, in cha...
Episode 2
Mon Amour
Severide is hiding a serious shoulder injury sustained in the fire that killed Andy Darden, and grapples with...
Episode 3
Professional Courtesy
Casey faces pressure to cover for a cop's son, who was responsible for a drunken-driving accident that left a...
Episode 4
One Minute
Chief Boden is accused of leaving a homeless man to die in a warehouse fire after ordering his men to evacuate...
Episode 5
Hanging On
Casey confronts Detective Voight about his harassing tactics, vowing never to back down, and ends up paying th...
Episode 6
Rear View Mirror
Facing suspension, Dawson gets a hand from the same girl she saved through the procedures that landed her in f...
Episode 7
Two Families
Everyone in the firehouse is ordered to take a drug test after a call to a daycare center exposes them to a ma...
Episode 8
Leaving the Station
At the site of a train accident, Peter Mills becomes deeply upset when he observes the dead body of a young vi...
Episode 9
It Ain't Easy
After he's injured in a terrible fire at an auto machine shop, Jose Vargas is forced to go on disability and l...
Episode 10
Merry Christmas, Etc.
After putting out a kitchen fire in an upscale townhouse, Casey, Herrmann, Mouch, Cruz, Otis and Mills find th...
Episode 11
God Has Spoken
Eaten up by his guilt over Flaco’s death in the fire, Cruz goes to Casey to confess. While Shay recovers from...
Episode 12
Under the Knife
Severide finally addresses Chief Boden about his injury and makes some important personal decisions about his...
Episode 13
Warm and Dead
A troubled Chief Boden goes to the police when a man dies in a hardware store fire set by Ernie, the troubled...
Episode 14
A Little Taste
Severide finds that he shares a familiar past with Eric Whaley, the Lieutenant who was brought into the fireho...
Episode 15
Nazdarovya!
Dawson attempts to help her brother Antonio unravel the details of his drugs-and-gang investigation, and goes...
Episode 16
Viral
The anguish that haunts Cruz over his previous actions boils over, as he puts himself and his fellow firefight...
Episode 17
Better to Lie
Old emotional wounds are opened when Lieutenant Severide’s father Bennie comes to town and clashes with Chief...
Episode 18
Fireworks
With tensions still running high between Chief Boden and Bennie Severide, things boil over when Mills confront...
Episode 19
A Coffin That Small
Tragedy strikes when a rescue attempt at a tenement building proves unsuccessful, leaving the men and women of...
Episode 20
Ambition
Mills finds himself the target of resentment from some colleagues when Severide supports his desire to join Sq...
Episode 21
Retaliation Hit
Accused of sexual misconduct by a former paramedic candidate, Severide faces potentially dire consequences and...
Episode 22
Leaders Lead
A frustrated Severide, turns to an unlikely ally to resolve his current dilemma. Casey begins to find satisfac...
Episode 23
Let Her Go
Events force Lieutenant Casey to team up with the Intelligence Unit, now run by Voight, who doesn’t appear to...
Episode 24
A Hell of a Ride
When a call comes in from the Cook County jail, the squad steps into a volatile predicament and are tasked wit...