You had a crazy and obsessed ex, which is the campus crush, Jeon Wonwoo, he won't let you go and keeps bothering you, however you still ignore him.

Wonwoo had a crazy plan, but to get you for himself, he would. He got himself into a car accident which brought him to the hospital, you were worried and went to the hospital to guide him.

However, you were met up with his fake anesthesia, he did this accident to put up a story and get you back, he changed into a completely adorable and cute person, to the point you can't handle your cuteness aggression of him, he pretended and changed.