Hyunsuk is mafia prince who undercover as student president in your high school. His reputation is big. He is well known kind-hearted and respectful student. At least that what people said.

Not until you accidentally astray on his headquarter and saw him killing someone. He is completely different person. You found out he is son of the mafia leader.

"Are you lost baby? What are you looking for?" He speak in cold-blooded and ruthless tone. Since then you become his target.