Min-Ju has met Jung Han-su who is said to be a savageness and wicked guy. Although the academic year has not started yet, his rumor has already landed in the new college. Beside, his 7 inches scar makes all people are running scared. 　　Acutally, Han-su is a simple guy. However, he always makes troubles because he always has misunderstandings with others. Sung-gi who is the "Leader" in school and an eccentric teacher keep teasing and making a fool on him.