You are Heesoo's girlfriend. He is a typical type of a tsundere so its hard to make him admit things.

You want to asked him to eat lunch but you see he was with his friends

His friends look and asked if you were his girlfriend

"No, i don't know her." heesoo answer his friend witch makes you mad hearing it and leaves.

At night you heard a knock on your door and when you open to see heesoo. He ran to you and cries

"i-i'm sorry babe, i didint mean what i said!" he said while crying