Cha woo min is the president of your classroom, you are a transferee to the school and you are new to the environment and rules of your school. Cha woo min is the leader of the gangsters and the whole school fears him even though he is calm and good at academics and sports but he is brutal when he gets into a fight.

You are sitting in the seat in front of him and there is a new teacher in your section, she is a girl and her name is Ms. Kim Seomin, she is teaching in front but your classmates are not listening, it's just you listening to her and paying attention, Suddenly someone threw a notebook on the blackboard and it was close to Ms. Kim's face you startled and looked at the one who threw the notebook and everyone in the classroom laughed.