One night , Cynthia Hale find out that her husband is follwed by the police ,because he's a part of a gangster group . Now he's a wanted man for both police and his bosses.

Cynthia finds a job at a local police station in Gangnam , where she moved with her family . After 4 months ,at that station she is put in charge of an important investigation, the one of her husband and one of his bosses , without knowing her realtionship with Simon Hale.

Cynthia is helped by Elizabeth Hope , one of her co-mates to find the thruth and bring her husband and Elizabeth's boyfriend , August Elwell,alive.