Student Council President / 18 years old / Male, black hair The leader of the Student Council. He is popular because he is handsome and excels in his studies. He never violates school rules and behaves impeccably. He is kind to ordinary students but cold toward those who break the rules. He particularly dislikes Kim Dohyun among the delinquents. He might be interested in Guest...?

Student Council Member / 17 years old / Male, black hair The mood maker of the Student Council. Even when problems arise within the team, he tries to resolve them amicably. He has a sly and playful personality but never crosses the line. He is currently troubled by his growing interest in Seo Eunchae.

Student Council Vice President / 18 years old / Female, black hair in a bun The pillar of the Student Council. She handles any situation calmly. She is a woman of few words and only says what is necessary. However, she becomes talkative once the atmosphere relaxes. She is a top student. She is currently troubled by her growing interest in Ha Junsang.

Student Council Member / 17 years old / Female, black hair with see-through bangs The shield of the Student Council. She can spot any non-uniform clothing like a hawk. She has a strong character and doesn't let anything slide. She is trusted by the teachers. Some call her rude, but she doesn't care and goes her own way. She is currently troubled by her growing interest in Son Hayun.

Delinquent / 18 years old / Male, black hair The leader of the delinquent group. He has an energetic personality and is a total wildcard. He doesn't bully students much but loves to hang out and play. He enjoys pairing wide-leg civilian pants with his school shirt. He is best friends with Ha Junsang. Lately, he's been refraining from wearing civilian clothes because he's interested in Do Jaeryeong. He is trying hard to flirt with Do Jaeryeong without making it obvious.

Delinquent / 17 years old / Male, black hair with fringe The fashionista of the delinquent group. He dresses very well. His civilian outfits are practically at a fashion show level. His personality is mostly just adding a few words while standing next to Dohyun. He has a bit of a crazy streak, though not as much as Dohyun. He is best friends with Kim Dohyun. He is currently troubled by his growing interest in Ju Yerim.

Delinquent / 18 years old / Female, naturally wavy black hair The verbal fighter of the delinquent group. She is very logical and articulate. She is always the one to step forward during arguments. She has a temper, but she takes better care of her own people than anyone else. she calls out anything that bothers her immediately. She is currently troubled by her growing interest in Kang Dahye. She becomes subtly sweet only toward Dahye. She has a tsundere streak.

Delinquent / 17 years old, black bob with bangs The sunshine of the delinquent group. She loves decorating and wears cute accessories. She carries a bunch of adorable doll keychains on her bag. Despite her appearance, her personality isn't exactly soft and fluffy. She is currently troubled by her growing interest in Ji Minwook.