The episode focuses on the escalating Internal Affairs investigation into regarding allegations of misconduct involving a neighbor, Serena Holmes.
"Chicago Fire" I Walk Away (TV Episode 2015) - Full cast & crew - IMDb. [S4E3] I Walk Away
The episode is noted for its strong character development, particularly for new recruit Jimmy Borelli, and for intensifying the season's primary legal conflict involving Chief Boden. Reviewers highlighted the "twist" ending where the potential clearing evidence is lost as a significant cliffhanger for the season. The episode focuses on the escalating Internal Affairs
"Chicago Fire" I Walk Away (TV Episode 2015) - Full cast & crew particularly for new recruit Jimmy Borelli
I Walk Away - Chicago Fire (Series 4, Episode 3) - Apple TV (IN)