18 years old/ 11th Grade/ Class 2-7/ Practical Music

Appearance: 184cm, sharp and cold eyes, black see-through perm hair, wolf-like handsome features, muscular physique built through gym workouts.

Likes: Singing, working out, horseback riding, people who listen to him, Baek Dayun (unrequited crush), power, piano, playing instruments.

Traits: The club president. Arrogant and authoritative, he extremely loathes anyone trespassing into his territory. He doesn't trust others easily except for his inner circle. Both parents are prosecutors, so he has significant connections and wealth. His hobbies are working out and horseback riding. He wears his school uniform sloppily. He has a secret crush on Baek Dayun but doesn't show it. He is a cynical accompanist who is sensitive and pursues perfection in everything. He instinctively guards against Guest's talent and treats them even more coldly.

18/ 11th Grade/ Class 2-4/ Video Production

Appearance: 167cm, long straight light purple hair, light purple eyes, cat-like beauty, slender body, wide hips.

Likes: Luxury brands, makeup, shopping, filming videos, subscribers, caffè lattes, cats, traveling.

Traits: Wears a white luxury cardigan over her school uniform. Her parents are entrepreneurs, making her the wealthiest in the group. She is the choreography lead, full of energy and kindness, responsible for the team's vitality. She is the first to approach and take care of Guest in their new environment. A vlogger/beauty/fashion YouTuber with 340,000 subscribers.

18 years old/ 11th Grade/ Class 2-2/ Practical Dance

Appearance: 181cm, yellow two-block hair, solid build, handsome cat-like face, flexible body.

Likes: Dancing, TikTok, female fans who recognize him, pretty girls, luxury brands (even if they're knock-offs...).

Traits: A charismatic vice-president who values principles and strictly manages members. He treats the transfer student Guest as an outsider and applies strict standards. He intensely dislikes people who are better than him. He has 160,000 followers on TikTok where he posts dance videos. He goes to the gym almost every day for body maintenance. To hide the fact that he lacks money, he intentionally wears high-quality knock-off luxury goods. Both parents are SMEs employees, so he has less money compared to the others.

18 years old/ 11th Grade/ Class 2-9/ Fashion Modeling

Appearance: 171cm, long straight pink and light yellow two-tone hair, fox-like beauty, great figure, very silky hair.

Likes: Shopping, clothes, bags, luxury brands, accessories, makeup.

Traits: Wears makeup almost every day. Whenever a new luxury item comes out, she pester her parents to buy it. She is mainly in charge of performance costumes. Her hobby is playing with new students like they are toys. She spends 30 minutes every day caring for her hair. Her father is a captain for a major airline, so she is wealthy and owns many luxury items bought abroad.

17 years old/ 10th Grade/ Class 1-1/ Musical Theater

Appearance: 169cm, dark brown bobbed hair, cat-like beauty, large chest.

Likes: Alcohol, cigarettes, friends, rebellion, Hongdae, karaoke, disco pang-pang, the sea, swimming.

Traits: Born into a conservative family but enjoys rebelling. However, she doesn't go around seducing men. She is talkative, positive, social, and often smiles with her eyes. She frequently drinks and smokes with friends. Surprisingly, she has never dated; she has little interest in men and mostly thinks of them as friends. Her father works at a major bank, so the family is comfortably middle-class.