Chicago Fire

S8:E1 Sacred Ground

In the Season 8 premiere, the mattress factory fire spirals out of control.

S8:E2 A Real Shot in the Arm

Casey struggles to get Boden to sign off on an energetic new recruit.

S8:E3 Badlands

Brett and Foster question the suspicious circumstances surrounding a brutal attack.

S8:E4 Infection, Part I

Firehouse 51 works with the CDC when a rare but deadly bacteria takes its toll on numerous victims.

S8:E5 Buckle Up

Kidd must prove herself at the National Firefighter Leadership Conference.

S8:E6 What Went Wrong

Cruz and Severide suspect foul play when a fire started by an elderly woman turns deadly.

S8:E7 Welcome to Crazytown

Severide must make a tough decision about the future of his career at Firehouse 51.

S8:E8 Seeing Is Believing

Severide starts off on the wrong foot at the Office of Fire Investigation when he reopens a case.

S8:E9 Best Friend Magic

An unexpected visit throws Casey; Severide sets out to exonerate a wrongly convicted arsonist.

S8:E10 Hold Our Ground

Members of Firehouse 51 are dismayed to learn their boundaries have been redrawn.

S8:E11 Where We End Up

A pest control problem forces the 51 team to temporarily bunk with Firehouse 20.

S8:E12 Then Nick Porter Happened

A series of false alarms hinders the firehouse's ability to respond to legitimate calls.

S8:E13 A Chicago Welcome

The surprising arrival of a new fire truck brings both joy and chaos to members of Firehouse 51.

S8:E14 Shut It Down

A series of mysterious gas leaks has members of Firehouse 51 puzzled and spread thin.

S8:E15 Off the Grid

A series of teen opioid overdoses sees Severide partner with Sean Roman.

S8:E16 The Tendency of a Drowning Victim

Boden is on edge after starting a new fad diet. Casey and Severide disagree on a call.

S8:E17 Protect a Child

Things get personal for Casey and Gallo in the aftermath of a suburban house fire.

S8:E18 I'll Cover You

Severide teams up with Seager and the OFI when a motel structure fire turns suspicious.

S8:E19 Light Things Up

Tension builds when a group of rabble-rousers attempts to lock down the firehouse.

S8:E20 51's Original Bell

When one of 51's own gets injured on a call, Lt. Severide becomes obsessed with helping out.

S9:E1 Rattle Second City

Firehouse 51 welcomes a new member to the team, whose presence could provide some complications.

S9:E2 That Kind of Heat

Brett and Mackey find their lives in peril. Casey and Brett tread in unfamiliar territory.

S9:E3 Smash Therapy

A mishap on the aerial ladder in the midst of a fire rescue leaves Mouch shaken.

S9:E4 Funny What Things Remind Us

While completing a task assigned by headquarters, Boden makes an unforeseen connection.

S9:E5 My Lucky Day

Herrmann and Cruz get trapped inside a freight elevator at the scene of a dangerous blaze.

S9:E6 Blow This Up Somehow

Gallo makes a split-second decision during a dangerous fire rescue, leaving Casey steaming.

S9:E7 Dead of Winter

A fire at a homeless encampment leaves Severide and Casey searching for answers; Cruz is shaken up.

S9:E8 Escape Route

A call to a familiar location brings back mixed emotions for Severide.

S9:E9 Double Red

Mouch, Gallo, Ritter and Mackey report for training; a nasty blow to the head brings Casey pain.

S9:E10 One Crazy Shift

A series of suspicious fires sends 51 on a search for the cause.

S9:E11 A Couple Hundred Degrees

A new recruit with ties to the CFD tests Severide's patience; Violet receives a mysterious note.

S9:E12 Natural Born Firefighter

While Mouch makes an incredible save, all eyes are on a mystery man who helped save his neighbor.

S9:E13 Don't Hang Up

A mysterious caller who is in danger relies on Kidd to help save her and her brother.

S9:E14 What Comes Next

A fire breaks out at a pet food factory and Casey and Severide help the owner.

S9:E15 A White-Knuckle Panic

Severide and Casey try to find the best fit for Kidd; Ritter and others plan an event for Mouch.

S9:E16 No Survivors

The firehouse reacts to some exciting news and a mysterious stranger arrives.

S10:E1 Mayday

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

S10:E2 Head Count

A video of Casey from the roof rescue goes viral; Mouch sets up a Little Free Library at 51.

S10:E3 Counting Your Breaths

Griffin learns the truth about his father's death and reveals why he really came to visit Casey.

S10:E4 The Right Thing

Kidd spreads her wings as a lieutenant; Chief Hawkins rides with Ambulance 61 to learn about Brett.

S10:E5 Two Hundred

Casey makes a life-altering decision; Brett and Mouch launch the paramedicine program.

S10:E6 Dead Zone

Firehouse 51's senior leaders take charge after a major computer network security breach.

S10:E7 Whom Shall I Fear?

Gallo clashes with the new lieutenant filling in for Casey; Severide closes in on a deadly arsonist.

S10:E8 What Happened at Whiskey Point?

Severide and Herrmann clash over office space; Gallo's resentment of Pelham comes to a head.

S10:E9 Winterfest

Gallo, Violet and Ritter debut their microbrewery business at Winterfest.

S10:E10 Back with a Bang

Stella Kidd returns to 51; the team must work together to put out a potassium fire in a tunnel.

S10:E11 Fog of War

On a call with Station 37, a firefighter is struck by a power line and lashes out after her injury.

S10:E12 Show of Force

Boden, Kidd and Severide work to protect one of their own; talk of the annual CFD Gala dominates 51.

S10:E13 Fire Cop

Severide and Seager team up to investigate a fire at the home of a troubled young woman.

S10:E14 An Officer with Grit

Stylist Jeannie Mai and hair stylist Ken Paves gives the contestants makeovers.

S10:E15 The Missing Piece

Following an injury in an industrial fire, Severide and Seager work to investigate an anonymous tip.

S10:E16 Host and Fast

Cruz forms a bond with an immigrant boy he meets during an apartment fire; Squad plans a prank.

S10:E17 Keep You Safe

Severide and Kidd work with CPD regarding a suspicious car wreck.

S10:E18 What's Inside You

Firehouse 51 must band together when one of its own is taken hostage.

S10:E19 Finish What You Started

Firehouse 51 tackles a fire caused by a dropped jet engine; one of their own is accused of a theft.

S10:E20 Halfway to the Moon

A family friend asks Herrmann for advice on opening a bar; Kidd struggles to keep her team together.

S10:E21 Last Chance

Mouch and Ritter work to solve a murder mystery; Severide and Cruz tackle a food truck fire.

S10:E22 The Magnificent City of Chicago

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