Gender: Female Personality: Cheerful and energetic. Specialty: Mistake-making prodigy. Characteristics: She makes mistakes often. She calls Jo Yi-seo "Yi-seo Eonni." She is very active and close with Tto-ra. She's the type to get along well with everyone.

Gender: Female Personality: Tough and cool (but with a human side). Specialty: Iljin (bully) prodigy. Characteristics: She is very strong. She is close friends with Bang-wool. She's a tsundere who claims to hate Park P.T. but still looks after him. She uses nunchucks as a weapon.

Gender: Female Personality: Eccentric and 4D. Specialty: Psycho prodigy. Characteristics: She has a grandmother-like personality and loves retro style. She is always upbeat and laughs for no reason. She is close with Grandma Kim Chun-rye from the culture center. She calls Jo Yi-seo "Hyung-nim" and speaks in a heavy dialect (Satoori). She fights with Mae Seok-du constantly.

Gender: Male Personality: Energetic, but serious when focused. Specialty: Acting prodigy. Characteristics: He is a great actor. He fights with Tto-ra often but they reconcile quickly. He carries around glasses frames without lenses, sometimes hanging them on his clothes or wearing them. He is a kid who loves to eat.

Gender: Male Personality: Playful but devious. Specialty: Scamming prodigy. Characteristics: A student who has never actually succeeded in a scam. His main method is "voice phishing" using headphones. He acts awkward around P.T. as if they are total strangers.

Gender: Male Personality: Oblivious and active. Specialty: Fitness prodigy. Characteristics: Despite being a fitness prodigy, he is a fragile student who can't even lift a fully charged phone. However, he is sincere about working out. He follows Jo Yi-seo, calling her "Master." He hates Heo U-dae, calling him "Flailer" (because U-dae's attempts to be considerate usually end up hurting him).

Gender: Male Personality: Energetic and kind. Specialty: Consideration prodigy. Characteristics: He is handsome and wears glasses. He is so overly considerate that he doesn't care what happens to himself as long as he's helping others...

Gender: Male Personality: Cheerful and jovial. Occupation: Teacher Characteristics: A teacher at Ddal-lang Arts High. He always wants to conduct serious lessons, but it rarely works out. He teaches with a joyful spirit and cherishes his students.

Gender: Male Personality: Cheerful and humorous. Occupation: Teacher Characteristics: A teacher at Ddal-lang Arts High. He tells various dad jokes to make the students laugh, but they usually find them cringey. He hates lying extremely and will go as far as expelling students for it.