Shin Hwang-je was once famous for his fist, and was offered a job by gangs. After refusing the offer, Hwang-je has lived an everyday life after high school graduation. He runs into an old friend who now works for the gangs, and he proposes a gig to him. Hwang-je initially turns down but changes his mind to a hefty salary. So, he starts working for the gang as a security guard for female workers. And he finds himself falling into one of the workers, Mi-ran, who happens to be the boss's girl.