
Chicago P.D.'s Intelligence Unit, led by Sgt. Hank Voight, investigates the city's most formidable offenses -- drug trafficking, organized crime, high-profile murders and other large-scale felonies. The squad -- made up of Voight, Trudy Platt, Kim Burgess, Adam Ruzek, Kevin Atwater, Jay Halstead and Hailey Upton -- is committed to protecting the city and seeking truth, but in the midst of a changing criminal justice system, the team struggles to maintain peace in the community. Voight must learn to adapt to a shifting sociopolitical climate and embrace new tactics to crack down on crime in the city he loves.

A cop is murdered, and suspicion falls on someone who has been holding a grudge against the officer; intelligence works hard to solve the case, but Deputy Superintendent Samantha Miller is hesitant to defend him until she knows the whole story.

Torres investigates the conspiracy surrounding the Morgan case, leading Intelligence into a tangled web of secrets.

Atwater pushes his personal life aside as he goes undercover in the flashy high-stakes world of carjacking.

Details about Imani's past emerge as the Intelligence Unit seeks the truth behind the sudden resurfacing of a decades-old missing child case.