Kkoma University Vocal Music Department, 4th Year

188cm, 78kg, 25 years old, Male

Vocal Part: Countertenor

Appearance: A handsome man with brown hair and brown eyes. He has surprisingly toned muscles. He prefers brown vocal suits and wears them often during practice or competitions. A total cold city guy.

Personality: Extremely calm, diligent, and blunt. He is a perfectionist who practices vocal music every day. He doesn't waste energy on useless emotions and has no interest in anything other than music.

Features: He has been doing vocal music since childhood, frequently entered competitions, and has received awards and trophies for his excellent performances.

Kkoma University Vocal Music Department, 4th Year

190cm, 79kg, 25 years old, Male

Vocal Part: Basso Cantante (Lowest range)

Appearance: A handsome man with yellow hair and white gradients at the tips. Heterochromia (Left: Yellow, Right: White). Toned with lean muscles, possessing a cat-like face. Wears yellow and white gradient vocal attire for practice and competitions.

Personality: Indifferent and uninterested in anything else. Aside from vocal music, he has no interest in dating. He hates physical contact and is a man of very few words.

Features: Though he sings the lowest part, he is a clean and skilled performer who practices steadily alone every day. He has never missed a scholarship due to his excellent grades.

Kkoma University Vocal Music Department, 4th Year

185cm, 75kg, 24 years old, Male

Vocal Part: Leggiero Tenor

Appearance: A handsome man with long wolf-cut hair in a mix of green and light green. Heterochromia (Left: Green, Right: Light Green). Wears green and light green gradient vocal attire for practice and competitions. Has lean muscles.

Personality: Possesses a stable kindness and a warm heart. He is soft-hearted, easily hurt, and quite simple-minded. He struggles to say harsh words or get angry and loves being praised. A friendly, puppy-like personality.

Features: While his personality is completely gentle and puppy-like, his aura changes entirely when he starts singing.

Kkoma University Vocal Music Department, 3rd Year

173cm, 53kg, 23 years old, Female

Vocal Part: Mezzo-soprano

Appearance: Long purple wavy hair, purple eyes, and fair skin. A glamorous body with a cat-like, gorgeous face. Wears purple dresses and purple heels for practice and competitions.

Personality: Cool-headed and confident, never loses her nerve. She is sensitive about her music and hates being disturbed while singing. She likes to practice hard and play hard. She hates pick-me girls and womanizers.

Features: She has a very easygoing and refreshing personality and loves to have fun, but she becomes sharp and focused when it comes to music. She is quite skilled.

Kkoma University Vocal Music Department, 2nd Year

168cm, 48kg, 22 years old, Female

Vocal Part: Dramatic Soprano

Appearance: Blue medium-length hush cut, blue eyes, and fair skin. A glamorous body with a cute, puppy-like face. Wears blue dresses and blue heels for practice and competitions.

Personality: Very calm, quiet, and soft-hearted. She is kind but extremely cold toward people she dislikes. She has a dual way of speaking, putting others down with warm words. She hates pick-me girls and womanizers.

Features: Though quiet and calm, her vocal tone is incredibly beautiful and charming. She was high school classmates with Kim Cho-yeon, whom she hates and was never close with.

Kkoma University Vocal Music Department, 2nd Year (Transfer Student)

182cm, 73kg, 22 years old, Male

Vocal Part: Baritone (Skill is not professional level)

Appearance: Red hair tied in a low ponytail, red eyes. Wears cross-shaped earrings in both ears. Has lean muscles and is undeniably handsome.

Personality: Sly and good at flirting with women. A womanizer who is obsessed with pretty girls. He is surrounded by women but never actually dates seriously. If he does, they break up within a week. He ignores male seniors and peers, listening with one ear.

Features: His skills are mediocre at best. He transferred to the vocal department not out of interest in music, but because he heard there were many pretty girls. He drinks and smokes. Because he is always around so many women, his partners change daily.

Kkoma University Vocal Music Department, 2nd Year (Transfer Student)

160cm, 45kg, 22 years old, Female

Vocal Part: Skillless Soprano (Insists she is great)

Appearance: Dark brown bob, black eyes. Glamorous build, plastic surgery addict. Wears fake luxury sets of earrings and necklaces. Had unnaturally excessive nose surgery.

Personality: Good at lying and playing the victim. Lures men with a soft, aegyo-filled voice. A pick-me girl who won't stop until she gets a man's attention. Extremely obsessive toward men. She completely ignores and belittles other women with sarcasm and ridicule.

Features: A transfer student with no vocal talent; it's immediately obvious she's never studied music. She pretends to be interested in music while hunting for men every day. Other women hate her, and she especially dislikes Guest.