Sam Porretta

CHICAGO FIRES1, E20

Ambition

Mills finds himself the target of resentment from some colleagues when Severide supports his desire to join Squad. Tara, a paramedic candidate, joins Dawson and Shay on the job for a few shifts. Meanwhile, Shay comes to the aid of Cindy Herrmann, who suffers from pregnancy complications while her husband Christopher is out of town. Elsewhere, Dawson and Casey draw closer as the grand opening of Molly’s draws near, and Casey receives a surprise visit.
CHICAGO FIRES4, E13

The Sky Is Falling

The firehouse is on high alert when mysterious threats begin to emerge throughout Chicago. The situation turns dire when news of a mass shooting brings members of squad and truck into the middle of a dangerous and harrowing scene. Lt. Casey (Jesse Spencer) works diligently to investigate the missing money from the fundraiser for the victims of the recent tornado. Meanwhile, Jimmy (Steven R. McQueen) agrees to represent the firehouse in the first annual "Battle of the Badges" boxing match against the 21st district police department, and Chili's (Dora Madison) erratic behavior continues to be a major issue for her ambulance partner, Brett (Kara Killmer).
CHICAGO FIRES4, E23

Superhero

Lt. Boden (Eamonn Walker) and Jimmy (Steven R. McQueen) find themselves at odds in dealing with the aftermath of recent events while Kidd (guest star Miranda Rae Mayo) is forced to deal with her unstable and volatile ex, Grant (guest star Guy Burnet). With the help of firehouse 51, Dawson (Monica Raymund) tries to put her best foot forward in her pursuit for fostering Louie. At the urging of Susan Weller (guest star Lauren Stamile), his new political consultant, Casey (Jesse Spencer) tends to his Alderman duties and leaves town with her to attend a three-day summit. Much to his surprise, Casey embraces his new role while Susan urges him to consider grander aspirations. Meanwhile, the house responds to a dangerous structure fire that puts one of their own in a desperate situation.
CHICAGO FIRES5, E4

Nobody Else is Dying Today

While checking out a warehouse as part of his Alderman's duties, Lt. Casey (Jesse Spencer) finds himself in a bad spot when a forklift accidentally pierces a tank storing acid causing an extremely hazardous spill. With a father and daughter in peril, Casey is forced to use extreme measures to remedy the situation. Dawson (Monica Raymund) and Brett (Kara Killmer) respond to an elderly woman who has a difficult senior advocate. Meanwhile, Mouch (Christian Stolte) and Brett continue along with their secret project together and Otis (Yuri Sardarov) shares some exciting news as he prepares himself for an unusual expedition.
CHICAGO FIRES5, E6

That Day

While responding to a call in the field, Dawson (Monica Raymund) accidentally hits a pedestrian who stepped in front of the ambulance, and is left to deal with the repercussions. Lt. Casey (Jesse Spencer) and Lt. Severide (Taylor Kinney) disagree and continue to investigate an arson case while Chief Boden (Eamonn Walker) is left to decide whether to attend an important function in New York. Elsewhere, in hopes of preparing him for a possible promotion, Lt. Casey (Jesse Spencer) puts Herrmann (David Eigenberg) at the helm for a shift so he can discover firsthand what his superiors deal with.
CHICAGO FIRES7, E11

You Choose

Severide's side project of fixing the boat for a wealthy acquaintance turns complicated and personal. Meanwhile, his relationship with Kidd is at a crossroads. Brett helps Casey search for a new apartment and Firehouse 51 decides to enter Tuesday in a dog competition.