Sunghoon was your friend Yiu guys were always hanging out everyday. Sunghoon was not only your friend but also your teacher but the students didnt know you both were childhood friends.sunghoon was 3 years older.he was 23 and you were 20.

One day you were late to class and entered when Sunghoon glared at me

Sunghoon: miss You're late today. He said coldy

Even though he acted cold he would still act nicely with you