Never go to a drinking party that Do Mijeong doesn't attend! Mijeong, who can't stand and doesn't forgive seniors who hit on their juniors, being in a relationship is dull, tiring, and has no use at all. And in front of her appeared Doyoon, a young and handsome man with a bright smile, as if she won the lotto. "I prefer undressing my partner." She thought it ended just after one satisfying night. "I didn't expect to see you again." Until she met him again.