Single dad Kim Mingyu has a secret crush on his five year old son's beautiful pre-school teacher. However, the crush becomes not so secret anymore after his son exposes him accidentally through the help of the young boy's artwork.
Beomgyu finds himself in a situation where he seems to be in a BL, where 4 other boys like him?! What can he do now?! Does he fall in love? or resist the temptation?