Kicking Down Doors October 1, 2025

 A new face at Firehouse 51 causes tension, while rising chaos in the city brings new challenges to the team. Herrmann stalls on plans of relinquishing his office to Mouch.

Primary Search October 8, 2025

Vasquez fights to prove himself at 51. Violet and Novak pursue a troubling mystery. Herrmann is on a quest to keep Molly's profitable.

In the Blood October 15, 2025

When city budget cuts stretch crews thin, Pascal takes matters into his own hands. Vasquez looks to an old friend for help. An incident in the field hits close to home for Violet.

Mercy October 22, 2025

Firehouse 51 must band together after a devastating fire catches them off guard.

Ghosts October 29, 2025

Cruz hunts for the identity of an unknown ally; Mouch takes steps to help a friend; Vasquez must make a difficult choice.

Broken Things November 5, 2025

A traffic jam forces Violet and Novak to take drastic measures to save a patient. Severide shadows Pascal for a day. Kidd goes the extra mile for Isaiah.

Pierce the Vein November 12, 2025

Severide investigates a suspicious high school fire. Novak gets an unexpected call. Violet brings a 51 firefighter onboard the ambulance for a shift.

A Man Possessed January 7, 2026

When an act of arson harms someone close to the Firehouse 51 family, Severide must track down the perpetrator. Impending budget cuts push Mouch and Pascal to get creative.

Crime of Passion January 14, 2026

A member of the Firehouse 51 family remains in peril. Cruz lends a hand to Severide in the ongoing investigation.

Carry a Torch January 21, 2026

Novak explores a new romantic connection. Vasquez deals with the aftermath of his father's recent release.

Frostbite Blue January 28, 2026

Herrmann grows uneasy when a local accident attorney inserts himself into a routine call. Firehouse 51 gets a visitor.

Coming in Hot February 4, 2026

Pacal finds himself under intense scrutiny when a member of the firehouse is injured on a call. Herrmann grapples with family issues.

Reckoning, Part I March 4, 2026

Firehouse 51 is called to an airfield when a passenger jet suddenly goes silent mid-air, triggering a high-stakes emergency. Their discovery cracks open a bigger and deadlier mystery - one with consequences that could put countless lives in jeopardy.

Hit and Run March 11, 2026

Severide is on high alert to track down a reckless driver who puts one of their own in harm's way. A member of Firehouse 51 struggles with a potentially life-changing decision.

Do Not Resuscitate March 18, 2026

A car crash puzzles Kidd and Vasquez. Herrmann gets his chance in the spotlight. Violet and Novak deal with a moral dilemma.

Firehouse 66 April 1, 2026

Severide is forced to overcome new obstacles at the firehouse. Cruz finds himself at a loss amid family changes.

Sway April 8, 2026

After a devastating fire erupts at a surgery center, Kidd works to track down the true cause. Violet, Novak and Vasquez grapple with shifting relationships. Molly's hosts their first trivia night.

Instinct April 22, 2026

While in the field, Violet and Novak are thrust into a dangerous and rapidly escalating situation.

Exit Point April 29, 2026

Severide investigates a fire at an abandoned store inhabited by squatters. Mouch pens a memoir about his life.

Speak of the Devil May 6, 2026

Severide is forced to crack open a cold case buried for decades. A routine call hits too close to home for Novak.

Thank You May 13, 2026

Severide and Kidd welcome a surprise visitor. Herrmann and Cindy renew their vows. Mouch receives some encouraging news.