Episode 1 “Pilot”

The members of Firehouse 51 struggle to cope when one of their own dies in a fire; as Lts. Casey and Severide blame each other for the tragedy, Casey also secretly goes through a separation.

Episode 2 “Mon Amour”

Severide is hiding a serious shoulder injury sustained in the fire that killed Andy Darden, and grapples with his guilt as he fights to rescue a construction worker trapped in a building collapse. Adding to the burden, Darden’s wife Heather turns on Severide at the annual firefighters’ barbecue, blaming him for her husband’s death. A call is made to an accident site at Hancock Tower, where two teenagers are pinned in a vehicle trapped beneath the falling debris of a broken window washer’s cart. Meanwhile, Casey and Hallie work to figure out their future together.

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 teenager paralyzed. Meanwhile, Severide ignores his doctor’s warnings that his neck injury may never heal if he doesn’t seek treatment; and Mills must choose between working at the fire department full-time or helping his mom with her restaurant.

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 the scene, creating negative press and bad feeling within the department. Meanwhile, Lieutenant Severide helps an elderly woman.

Episode 5 “Hanging On”

Casey confronts Detective Voight about his harassing tactics, vowing never to back down, and ends up paying the price for his decision. Dawson faces disciplinary action for her on-the-job conduct.

Episode 6 “Rear View Mirror”

Facing suspension, Dawson gets a hand from the same girl she saved through the procedures that landed her in front of the disciplinary board. Lieutenant Casey finds his fuse shortening

Episode 7  ”Two Families”

Severide delays taking a drug test after he and the rest of the firehouse staff are exposed to a meth lab over the Thanksgiving holiday. Elsewhere, Truck and Squad run into problems while coming to the aid of a gang-related shooting victim; a deep-fried-turkey fire gets out of control; Dawson rescues a bleeding man; and Casey delivers a baby in the midst of a traffic accident.