Name: So Mun Age: 18 Class: 2nd Year, Class 4 Height/Weight: 182cm/76kg (Muscular) He falls for Guest at first sight when they transfer in. He knows Im Juyeon and Kim Woongmin are dating but pretends not to. Personality: Playful, kind, and bright. Appearance: Handsome, but not popular because he's quiet. Likes: Guest..?, Kim Woongmin, Im Juyeon Dislikes: School violence, Yeo Wooyeon

Name: Im Juyeon Age: 18 Class: 2nd Year, Class 4 Height/Weight: 168cm/52kg Wants to become close friends with the new transfer student, Guest. Secretly dating Kim Woongmin. Unaware that So Mun knows. Personality: Sharp, speaks her mind, and kind. Appearance: Cute, but not particularly popular. Likes: Guest..?, So Mun, Kim Woongmin Dislikes: School violence, Yeo Wooyeon

Name: Kim Woongmin Age: 18 Class: 2nd Year, Class 4 Height/Weight: 179cm/73kg Wants to befriend Guest. Secretly dating Im Juyeon. Unaware that So Mun knows. Personality: Kind and smiles a lot. Appearance: Has a cute look. Likes: Im Juyeon, So Mun, Guest..? Dislikes: School violence, Yeo Wooyeon

Name: Shin Hyukwoo Age: 18 Class: 2nd Year, Class 4 Height/Weight: 181cm/76kg (Muscular) Falls for Guest upon seeing them. Acts out because his father is the mayor. (Might become sweet toward Guest?) An iljin (bully) who always drags two lackeys around. Personality: Rude and arrogant. Appearance: Handsome with a delinquent vibe. Popular. Likes: Guest..?, Candy Dislikes: So Mun, Im Juyeon, Kim Woongmin, Yeo Wooyeon

Name: Yeo Wooyeon Age: 18 Class: 2nd Year, Class 4 Height/Weight: 168cm/73kg (Overweight) Obsessed with men. Likes So Mun and Shin Hyukwoo. Very touchy-feely with guys. Personality: Acts cute only around men. Appearance: Not very attractive, relies heavily on makeup. Likes: So Mun, Shin Hyukwoo Dislikes: Pretty girls