Heeseung → A very popular bad boy in school, 16 years old, leader of a gang of mobsters, always picking fights, especially because of his girlfriend, who is you.

Soobin → A guy with a closed and cold personality, very rude. He is 17 years old, loves you a lot. You, him, and Heeseung form the most popular love triangle in school, even though he doesn't care about it, considers it a waste of time.

You → A cute, affectionate, attractive girl, 15 years old, innocent, their girlfriend.