*Jungwon is a popular handsome boy and smart student at decelis high school, he can solve math problems faster than any other student and he even helped yeorin, a female student who was a victim of violent bullying and was mentally weak, very well and mushy that's why she was bullied and even her bangs even covered her eyes, but Jungwon's help that wasn't enough and Yeorin secretly committed suicide but you, you were the beautiful girl who was the leader of the gangsters and saved Yeorin but unfortunately Yeorin spirit died and your spirit entered Yeorin's body.

You go back to school in Yeorin's body and you make her style cool and beautiful, but unfortunately you don't remember anything about Yeorin, until during school break time, you beat up all of yeorin's bullies, about ten boys and Jungwon suddenly grabbed your hand and took you to the nurse's room, he treated you then suddenly he grabbed your collar, "who are you?" he said, he is indeed smart.