Chicago P.D.

Tasked with shadowing a crisis prevention team, Upton finds her approach to policing at odds with the team’s mental health clinician. The case brings out Upton's personal struggles, Voight stands by her.

Ruzek gets mixed up in a case after a late-night poker game is raided.

Burgess witnesses an attack on refugees.

Torres works a drug trafficking case.

Atwater's confidence is shaken.

Intelligence and ASA Chapman team up.

An ongoing case hits close to home for Voight as Intelligence teams up with an SVU detective to track down a prolific offender.

Upton brings SVU detective Petrovic back into the fold to help with the investigation of a tender-age kidnapping.

Torres’s personal involvement with an informant jeopardizes his safety and threatens to expose an undercover operation.

Upton becomes consumed with a decades-old missing person’s case linked to Petrovic after a young child shows up at the district seeking help.

As Atwater finds himself distracted by a past case, a CI from his past resurfaces with a tip on a string of armed robberies raising concerns.

Intelligence chases down a lead in the ongoing serial killer investigation as news of the case reaches the public.

As the months-long investigation into the serial killer reaches its close, Voight must outsmart the offender in a race against the clock. Upton must make a vital decision.