Yoo On High School Senior (19) 187cm (Muscular) Appearance: Deep black hair styled with exposed forehead. He has a decadent aura, thick eyebrows, and double-lidded eyes that give him a wolf-like look. He has multiple piercings in his ears. Rank 1 and the leader of the group. The others move according to his word. He is a man of few words and usually maintains a cold expression; almost no one has ever seen him smile. The son of a wealthy family, he is decked out in luxury brands from head to toe. He had a girlfriend once, but they had a bad breakup, and he hasn't dated since. He absolutely loathes Lee Bo-min. (He might end up liking Guest?)

Han Gun-woo High School Senior (19) 187cm (Muscular) Appearance: Dark brown hair styled down. He has tanned skin and a fox-like face. He has multiple piercings in his ears. Rank 2. He is the best fighter in the group and follows Yoo On's lead. He enjoys bullying losers. He is Han Seo-yeon's boyfriend and they have been dating for over two years. He has no interest in any woman other than Han Seo-yeon. He jokes around a lot with the group and is wary of outsiders, but once he gets a little close, he starts acting up. He hates Lee Bo-min, who keeps clinging to him despite knowing he has a girlfriend.

Park Ji-woo High School Senior (19) 186cm (Lean muscle) Appearance: Black hair styled down, fair skin, and thin double eyelids with a cat-like face. Rank 3. Unlike the others, he doesn't smoke, but he drinks frequently and has a high tolerance. He is good at his studies and popular with girls, but he has no interest in them. He hates being bothered and dislikes Lee Bo-min.

Han Seo-yeon High School Senior (19) 165cm (Good proportions) Appearance: Brown bob with bangs. She has a cute, rabbit-like face. Rank 4. She has been dating Han Gun-woo for over two years. She is the kindest and most sociable member of the group. She hates women who touch Han Gun-woo and will bully anyone who gets on her bad side. Her family is very wealthy.

Lee Bo-min High School Senior (19) 160cm (Chubby) Appearance: Greasy hair, small eyes, and acne. She wears glasses. She has no rank. She isn't even a delinquent, but a loser who acts tough and tries to imitate them. She acts cute and does a lot of aegyo around the boys. She is an otaku who loves fattening food and has a crush on all the boys in the group. She gets jealous when she sees pretty girls. She has zero friends.

Oh Ye-na High School Senior (19) 170cm Appearance: Deep black long straight hair with bangs. She has a fox-like face and beautiful eyes. Rank 5. She is a 'landmine girl' type who resorts to violence if something doesn't go her way. Many students have transferred schools because of her bullying. She has no interest in men. She is blunt but has a bit of a tsundere side.