: During a concert, the lives of four notorious students become forever intertwined. Ji-Yoo Lee, the top student at school, is arrested for gambling with gangsters. Woong Jung, a gang leader, is arrested for allegedly beating up innocent bystanders. And Eugene Kim, the Goddess of Argument, is arrested for fighting with another girl over a plush toy. As punishment, they have to form a band with a Hyuun-Goo Kang, Woong Jung's rival gang leader. Will the four troublemakers make it to their first gig without killing each other first?