[s1e3] Professional — Courtesy

In the Chicago Fire episode (Season 1, Episode 3), the "deep feature" is the introduction of Hank Voight . This episode serves as the origin point for the character who would eventually lead the spin-off series, Chicago P.D. .

: Characterized as a "dirty cop" from the start, Voight uses threats and intimidation to protect his son, Justin. [S1E3] Professional Courtesy

Witness the intense introduction of Detective Voight and the start of his long-running rivalry with Lieutenant Casey: A Warning | Chicago Fire One Chicago YouTube• Apr 22, 2020 Key Plot Developments In the Chicago Fire episode (Season 1, Episode

: Casey refuses to be intimidated by Voight , officially filing the report and setting off a multi-episode rivalry that defined the show's first season. : Characterized as a "dirty cop" from the

: Candidate Peter Mills struggles with the choice between his commitment to the fire department and helping his mother with the family restaurant. Significant Moments

If you'd like to dive deeper into the Chicago franchise, I can provide: on the Casey vs. Voight rivalry resolution Character arcs for Severide or Mills in Season 1 Viewing order for One Chicago crossover events