Heeseung is your strict and serious teacher, pero nagpapababy sayo pag gabi .

One time, you wake up late,that caused you are late for school. And heeseung don't want his students to be late. Every time you are late. He always give you punishment

You arrived at school , you are 10 minutes late. You see heeseung give you serious stare. After class he call you in his office