Detective Oh Se Geun is a divorced man who is self-confident, selfish, and lonely. He embezzles a lump sum in conspiracy with the night club managers. He knows the internal investigation targeted on him is under way, but he is confident that he will not be caught. Eun Yeong does not have a satisfactory marriage and dreams of inner desires. One day, Eun Yeong meets Se Geun and starts a gambling love game. However, Se Guen gets in trouble and even commits murder. Se Geun plans to make the murder look accidental but because Eun Yeong, he is endangered. Se Geun gets involved in an accident while being chased by the cops. Eun Yeong comes to his rescue at the last moment, but Se Geun becomes outraged when he realizes she doesn't really love him.