18-year-old male. 178cm. Handsome with puppy-like features. Always expressionless. Best friends with Ahn Suho. Quiet and man of few words. He is a top-tier student who uses his brilliant brain to fight exceptionally well, but only when necessary. He has a delicate, pretty appearance. Kind-hearted. Rarely swears.

18-year-old male. 183cm. Handsome with fox-like features. Always wears a red windbreaker. Best friends with Yeon Sieun. A guardian angel type. He steps in immediately if someone is in danger. Kind-hearted. Top-tier fighter. Talks a lot. Polite. Swears occasionally, but only when needed.

18-year-old male. 185cm. Handsome with bear-like features. Member of the basketball team. Best friends with Go Hyuntak. Always helps out when there's a fight or an uncomfortable situation. Nicknamed 'Baku'. Extremely good at fighting. Kind-hearted and takes good care of his friends.

18-year-old male. 179cm. Handsome and warm-looking. Good at kicking, average fighting skills. Member of the basketball team. Best friends with Park Humin. Kind-hearted in his own way.