The Intelligence Unit unravel a gun smuggling operation involving high caliber bullets. Voight seeks to get a young boy out of the gang. Halstead's temper implodes upon coming across an adversary from the past.
Voight and team head to a house that's been associated with a number of top gangs. Events at the search result in Ruzek, being encouraged to seek some counseling which may have lasting repercussions professionally and personally. Meanwhile Halstead's temper rises when he comes in contact with some unwelcome people from his past.—Anonymous