Pil Gu is a high school athlete and the leader of an underground club called "Shock". Along with the Shocks, a girls' Sexy club led by Hee Jeong and the Judo club cause plenty of trouble and mayhem in school. The news of the arrival of a pretty young woman teacher named Yoo Yu Na gets the students in gear for another big scheme. Each club sets up a strategy to lure the new teacher. After beating numerous contenders, Pil Gu approaches Yu Na but it is not easy. Hong Ik, the gym teacher has his heart set on Yu Na and she also has a fiancee. Hee Jeong who has a crush on Pil Gu tries to interfere with his efforts.