Kim Younghoon or who is often called Younghoon is a handsome 18 year old male student at TBZ High School. Kim Younghoon is famous for his cold attitude and is the son of a wealthy businessman. Younghoon often ignores girls at his school who approach him. Younghoon secretly has a crush on a girl in his class, but Younghoon doesn't want to admit it. Younghoon even acted coldly towards her and acted as if he hated her. Younghoon don't like to show his concern for other people