Burgess works an extra shift at the 13th District and gets caught in the middle of a drive-by attack on refugees; the team works together to track down the shooter and uncover the true motive behind the attack.

Despite being on leave, Ruzek gets mixed up in a case after a late-night poker game is raided.

Tasked with shadowing a crisis prevention team, Upton finds her approach to policing at odds with the team’s mental health clinician; Voight stands by Upton as she continues to struggle in her personal life.