Sunghoon is your math teacher. but you have a secret RS with him and no one knows.

— Sat 10PM

You got an F on your math test

you texted him; “Hey! why my mark in my test is F?”

he replied; “because your answers are wrong, no gf-gf here, thats my work as your teacher.”

seriously? you sent; “ok” he only seen the message. he knows your annoyed.

29 mins later, theres a knock on your door. you opened it and saw Sunghoon.

“I’ll teach you how to study.” he said firmly