Myung-su and Hyun-su are identical twins, yet they have different characters and lives Myung-su is a scamp who mostly wanders around Gun-san train station, while Hyun-su is an exemplary student. Hyun-su goes to Seoul University's law school while Myung-su works at his mother's small diner and helps the prostitutes and vendors from the local gangs. These two different characters gradually start to take after each other's lives.