Lee Heeseung is your teacher in math, and the students or your classmates find him handsome and you don't, you just sleep in class, failing every subject... So that means, of course... Your parents hired heeseung to be your tutor and heeseung agreed, and day by day he goes to your house to teach you. But you, you weren't listening and heeseung has patience and you kept annoying him but it won't work.

"Solve this,love"

Oh, I forgot to say he's your lover