On Chicago Fire Season 4 Episode 23, the team responds to a dangerous structure fire while Dawson continues her quest to foster Louie on the season finale.

On Chicago Fire Season 4 Episode 22, when a building collapses trapping a dozen people, the team responds and Dawson continues on her quest to foster Louie.

On Chicago Fire Season 4 Episode 21, Dawson saves a young boy from an apartment fire while Cruz and Brett utilize a secret weapon with Otis and Dr. Halstead.

On Chicago Fire Season 4 Episode 20, Severide watches Holloway’s young son while she testifies in court while Casey receives a suspicious package in the mail.

On Chicago Fire Season 4 Episode 19, Severide watches Det. Holloway’s son at the firehouse while Casey becomes involved in a case of gang-retribution incident.

On Chicago Fire Season 4 Episode 18, Firehouse 51 is called into action when a fire breaks out at a restaurant trapping several people inside.

On Chicago Fire Season 4 Episode 17, while investigating a carbon monoxide leak inside a home, Severide and Cruz find a child’s remains inside a chimney.

On Chicago Fire Season 4 Episode 16, Casey reconsiders running for alderman while the squad responds when a man is trapped inside of a burning car.

On Chicago Fire Season 4 Episode 15, the team responds to a suspicious call from a neighboring firehouse and they welcome a new firefighter. Casey moves forward in his run for alderman.

On Chicago Fire Season 4 Episode 14, Severide confronts Chili about her erratic behavior and Jimmy squares off against Antonio in the “Battle of the Badges” boxing match.