Wozniak grapples with his guilt over attempting to kill Saperstein as he is faced with the need to finish the job. Harlee desperately tries to protect Saperstein as she struggles to keep the unit from being torn apart by suspicion and grief. Stahl gets closer to uncovering Harlee's relationship with Miguel.

Harlee's collaboration with Stahl (Warrren Kole) uncovers Wozniak's secret relationship with Donnie. Wozniak decides to take charge of the big job after picking up a package that turns out to be a kidnapped man. A mysterious call to Saperstein's desk forces the crew to face their mixed feelings about their fallen friend and ultimately decide to preserve his memory.