1. Rattle Second City
Air date: 2020-11-11 · 60 min
Firehouse 51 welcomes a new member to the team, whose presence could provide some complications. Brett's leadership shines during a scary call. Boden sees great potential in Kidd and proposes an idea that could have lasting repercussions.
Open episode 1 ↗2. That Kind of Heat
Air date: 2020-11-18 · 60 min
Brett and Mackey find their lives in peril. Casey and Brett tread in unfamiliar territory. Severide chases a memory while Kidd adeptly solves a firehouse problem. Ritter puts himself in harms way during a harrowing call.
Open episode 2 ↗3. Smash Therapy
Air date: 2021-01-13 · 60 min
A mishap on the aerial ladder in the midst of a fire rescue leaves Mouch shaken and questioning his abilities. Kidd looks for support from Severide while Casey and Brett discuss their future.
Open episode 3 ↗4. Funny What Things Remind Us
Air date: 2021-01-27 · 60 min
While completing a task assigned to him by headquarters, Boden makes an unforeseen connection. When the firehouse is called to the site of a construction explosion, Gallo is forced to make a surprise rescue to one of their own. Mouch reignites an old feud.
Open episode 4 ↗5. My Lucky Day
Air date: 2021-02-03 · 60 min
When Firehouse 51 is called to the scene of a dangerous blaze inside a 10-story storage unit, Herrmann and Cruz find themselves trapped inside a freight elevator with all communications cut off.
Open episode 5 ↗6. Blow This Up Somehow
Air date: 2021-02-10 · 60 min
Gallo makes a split-second decision during a dangerous fire rescue leaving Casey steaming that his direct orders were not obeyed. Kidd feels a strain in her relationship with Severide. Brett and Mackey find themselves searching for answers following a series of suspicious calls.
Open episode 6 ↗7. Dead of Winter
Air date: 2021-02-17 · 60 min
A fire at a homeless encampment leaves Severide and Casey searching for answers. Cruz is shaken up after a close call. Ritter lends a helping hand to a victim.
Open episode 7 ↗8. Escape Route
Air date: 2021-03-10 · 60 min
A call to a familiar location brings back mixed emotions for Severide. Herrmann heads out for a vacation. Casey is not thrilled with his replacement.
Open episode 8 ↗9. Double Red
Air date: 2021-03-17 · 60 min
Mouch, Gallo, Ritter and Mackey report for training. A nasty blow to the head brings Casey unimaginable pain.
Open episode 9 ↗10. One Crazy Shift
Air date: 2021-03-31 · 60 min
A series of suspicious fires sends 51 on a search for the cause. Casey continues down a troubling path. Mouch is looking to make his long-awaited dream come true.
Open episode 10 ↗11. A Couple Hundred Degrees
Air date: 2021-04-07 · 60 min
A new recruit with ties to the CFD tests Serveride's patience. Violet receives a mysterious note that sends her and Brett on a hunt for the person who wrote it.
Open episode 11 ↗12. Natural Born Firefighter
Air date: 2021-04-21 · 60 min
While Mouch makes an incredible save, all eyes are on a mystery man who helped save his neighbor. Casey worries about his future at the CFD.
Open episode 12 ↗13. Don't Hang Up
Air date: 2021-05-05 · 60 min
A mysterious caller who is in danger relies on Kidd to help save her and her brother. The firehouse helps Cruz get ready for fatherhood.
Open episode 13 ↗14. What Comes Next
Air date: 2021-05-12 · 60 min
A fire breaks out at a pet food factory and Casey and Severide help the owner, Pete, get to the bottom of it. The annual garage sale takes place at 51 and everyone is on edge.
Open episode 14 ↗15. A White-Knuckle Panic
Air date: 2021-05-19 · 60 min
Severide and Casey try to find the best fit for Kidd. Ritter, Gallo and Violet help plan an event for Mouch.
Open episode 15 ↗16. No Survivors
Air date: 2021-05-26 · 60 min
The firehouse reacts to some exciting news, a mysterious stranger arrives and a shocking call takes Severide's breath away.
Open episode 16 ↗