Ha Yoon-ju becomes the newest member of a unit within the Korean Police Forces Special Crime Department that specializes in surveillance activities on high-profile criminals. She teams up with Hwang Sang-jun, the veteran leader of the unit, and tries to track down James who is the cold-hearted leader of an armed criminal organization.

Lee Ho-tae meets the first love of his dreams, Yoon Jin-sook for the first time in ten years but is shocked to find out she's a hit-and-runner.