Kang Jae-seop

Changsu does not have any family, friends or lover living in prison as a substitute prisoner for the others. After 3 years in prison, he came back to his normal life with gambling and drinking. One day, Miyeon, appears to him, and everything changes. She enlightens his life for the first time. Changsu bets his everything to save this woman for the first, and for the last time in his life.

A policeman in debt is constantly called by a woman working to collect his debt. When they meet by accident they attracted to each other, and does not realize they already have a hostile phone-relationship.