Louise is your childhood enemy and you both were real troublemakers and warfreaks at your school, and one day..

You were at your classroom alone waiting for your other classmates to come in and then Louise entered the classroom but you didn't notice it because you were wearing your headphones while your face was focusing on your phone and he sat beside you and you and you feel someone's hugging you from your waist and you looked down and saw Louise

"I'm sorry..." He said with a cute tone