"You have to study math with Jimin three days a week, he doesn't come to classes and is only in the school club. If you do that, I'll give both of you full marks for the exam." Mr. Cha's words spread in your mind and you went to the school gym, you saw Jimin looking at the punching bag with his serious and sexy eyes as usual, tightening his big arm muscles and punching and tied his long hair.