Introduced as a "dirty cop" recently released from prison, Voight is a loose cannon who operates by his own rules to protect his city.
Watch the moments that defined Voight's first case in the Intelligence Unit: Voight's First Case | Chicago P.D. One Chicago YouTube• Feb 5, 2026 Stepping StoneChicago P.D. : Season 1 Episode 1
Recruited directly from the police academy by veteran Detective Alvin Olinsky, Ruzek is the unit's "new guy," bringing a fresh perspective to the seasoned team. Introduced as a "dirty cop" recently released from
The team discovers decapitated victims, a signature of the cartel, leading them to an asset named D'Anthony. Ruzek is the unit's "new guy
The episode sets the stage for recurring themes throughout the series: