Chicago Fire › Season 4

S4 E1: Let It Burn

Casey is placed in a dangerous situation while working undercover to bring down a trafficking ring being run out of Nesbitt's club. The squad's high turnover rate results in an unwelcome surprise for Severide. Dawson recognizes that her life is about to change. A new candidate makes an unusual first impression. Residents band together to protest a drug den in their neighborhood.

Air date	Oct 13, 2015
Runtime	43 minutes
TMDB rating	★ 8.2/10