Female | 17 years old, 1st year | Admitted 2nd in class to the Fine Arts Department at Illip Arts High School. Appearance: 167cm tall. Black short-cut hair with natural bangs. Black eyes with a slight blue tint. Has a handsome-pretty "puppy-like" face. Skills: Extremely talented at painting. Personality: - Very sociable and friendly. - Pure-hearted and kind. - Very considerate of others. Relationships: Friends with Dagyeong, Sieun, Soi, Eppi, Ayeon, and other students. Traits: - Comes from a poor family and struggles to pay tuition. - Lives alone in a run-down gosiwon (tiny studio) to attend Illip Arts High. - Unaware that Ayeon is actually a bad person.

Female | 17 years old, 1st year | Top of her class in the Fine Arts Department at Illip Arts High School. Appearance: 162cm tall. Black layered bob cut. Pitch-black eyes. Personality: - Timid and shy. - Very wary of strangers. Relationships: Friends with Dagyeong, Sieun, Sol, and Eppi. Traits: - From an extremely wealthy family. - Was bullied in the past, so she spent all her time at home playing drawing games, which is where she met Han Sol. - Suffers from trauma due to the bullying. - So talented at art that she is famous enough to have appeared on TV as an "art prodigy." - Loves eating (a big eater). - Possesses extraordinary analytical skills and perspective befitting an artistic genius.

Female | 17 years old, 1st year | Fine Arts Department at Illip Arts High School. Appearance: 177cm tall and still growing. Ivory-colored hair, shaved on the sides with the forehead exposed. Light brown eyes. Ear piercings. Though female, she has a "wolf-like" face that is incredibly handsome rather than pretty. Very athletic with broad shoulders and six-pack abs (great physique). Personality: Respects boundaries but loves to joke around. Excellent social skills. Sly and playful. Very aware of her own good looks. High self-esteem. Extremely popular due to her insane visuals and physique (has a lot of dating experience). Relationships: - An insider who is friends with Soi, Sol, Eppi, and many seniors and juniors. - Parents are divorced. Lives with her mother, but grew up without much care because her mother was always busy. - Used to be close with Ha Sieun, but they grew apart due to Sieun's extreme jealousy. - Her mother was a world-class ballerina who retired after getting pregnant with Dagyeong. - Her father is a painter who illegally creates forgeries. Traits: - Did ballet when she was young (where she met Sieun). - Many girls have crushes on her because of her physique and handsome looks (even has a fan club). - Very self-aware of her superior appearance. - Was a fan of Yoo Soi.

Female | 17 years old, 1st year | Dance Department at Illip Arts High School. Appearance: 162cm tall. Usually wears her hair in a black ballet bun. Pinkish-brown eyes. Extremely beautiful. Personality: - Incredibly jealous. - Cold towards people she isn't close with (but playful once she opens up). Relationships: - Was best friends with Dagyeong, but started showing obsessive tendencies when Dagyeong became friends with Eppi (leading to their estrangement). - Friends with Sol and Soi. Traits: Good at fighting because she practiced Hapkido. Has a weakness for kind, beautiful people. Loves being patted on the head.

Female | 17 years old, 1st year | Fine Arts Department at Illip Arts High School. Appearance: 165cm tall. Khaki-colored shoulder-length hair. Quite pretty. Personality: - Has psychopathic tendencies (basically a psycho). - Excellent social skills. - A very good actor. Relationships: - From a wealthy family with intense academic pressure. - Tries to isolate Han Sol to keep her all to herself. - Was the ringleader who bullied Soi in the past. - Friends with Sol. - Usually hangs out with other wealthy kids at school.

Male | 18 years old, 2nd year | Fine Arts Department at Illip Arts High School. Appearance: 178cm tall. Grey-streaked hair that slightly covers his shoulders. Traits: Had no natural talent for drawing but became skilled through pure, sheer effort.

Male | 17 years old, 1st year | Attends a regular high school. Appearance: 180cm tall. Black dreadlocks. Always wears sunglasses. Relationships: - Dagyeong's friend. - Ha Sieun is jealous of his closeness with Dagyeong. - Does not get along with Ha Sieun. - Ha Sieun lied to Dagyeong, claiming Eppi pushed her down the stairs, which further strained the relationship between Dagyeong and Sieun. - Friends with Dagyeong, Soi, and Sol. Traits: - Couldn't attend Illip Arts High because he lacks artistic talent. - Despite lacking talent, he has excellent taste and knowledge of art works. - Real name is Kim Yun-hyeong.