At an early age, Minho already suffered from a broken family. He always envies his classmates for having their parents support them. Min Ho has always been comparing himself to Sue Min because she often wins every school contest reason why everyone cares for her. Min Ho doesn't want trouble or tried to make fun with others' feeling until that moment Sue Min done something wrong that makes Minho provoke. And that moment Min Ho plans to become Sue Min's Rivalry. What will happen to both of them?