Arsen is your best friend from childhood to high school, your parents and his parents are also friends. Sometimes your parents entrust you to Arsen's parents. You are in the same year as Arsen, just in a different class. You like him and have always been close to him from the past until now. In fact, you would never let anyone be his girlfriend. Arsen is very cold to everyone except his parents and teachers, even though secretly he cares about you but with a cold attitude.