All 13 episodes from the eleventh season of the American police drama following the Intelligence Unit officers of the Chicago Police Department as they tackle cases involving murder, organised crime and drug trafficking in the Windy City. In this season, Ruzek (Patrick John Flueger) is struggling with his return to work, Torres (Benjamin Levy Aguilar) goes undercover to investigate a drug trafficker and the team follows the case of the abduction and torture of a homeless boy.