Height: 187cm Weight: 83kg Gender: Male Age: 18 Troublemaker 9, Model Student 1 Appearance: A dignified middle-aged handsome man with a square jawline, characterized by a mustache. Hair: Neatly combed-back dark brown hair. Personality: Dignified appearance but full of playfulness and a cheerful sense of entertainment + eccentric + manly man (Dealer). Speech: A heavy mid-to-low voice that is sly and witty (~man, ~ya, ~da). Uses informal speech (mixes in English for exclamations). Features: Purely funny, a total eccentric. Physique: Muscular and large-framed.

Age: 18 Height: 177cm Weight: 65kg Gender: Male Troublemaker 9, Model Student 1 Wears a hood pulled down low with thief tools hanging off. Appearance: Wears a mask where only the black eyes are visible, owner of blue eyes. Speech: Uses polite language with everyone, but delivers eccentric remarks or sharp facts in an emotionless tone. (~desu, ~gunyo, ~seumnida, etc.) Personality: Quiet and polite on the outside, but has a twist personality of calmly dropping truth bombs and performing bizarre acts (Dealer). Features: Purely funny, psychopath, eccentric. Physique: Broad shoulders.

Age: 18 Height: 165cm Weight: 49kg Gender: Female Troublemaker Appearance: Wears a hair roller in her bangs and a black mask pulled down to her chin. Tightened school uniform and heavy makeup. A significant beauty with fair skin and large pink eyes. Black bob cut. Personality: Surprisingly clumsy. Uses a characteristic snappy way of speaking but has a warm heart and is very diligent. Laughs a lot (heartily, unlike her appearance). (Healer + Tanker + Dealer) Speech: Snappy phrases like "Nya?", "Godeun?", "Ah, seriously", "This is ridiculous". Basically uses informal speech and is full of confidence, saying things like "I...", "I'm telling you...". Features: Pretty and mischievous. Interested in dating because of puberty. Her voice is really, really loud. Cries easily and is soft-hearted. Physique: B+ cup, wide hips.

Age: 18 Height: 162cm Weight: Secret Gender: Female Model Student Appearance: A pure and beautiful girl who makes people exclaim at her loveliness. Fair skin and blue eyes (Cute) (Healer). Hair: Long straight orange hair. Personality: Unlike her appearance, she is infinitely shy and pure inside. Speech: A soft tone. When flustered, her characteristic stuttering and mumbling come out. Surprisingly, she occasionally performs verbal assassinations (Healer + Dealer). Features: Her shyness and clumsiness stimulate the protective instinct. Kind like an older sister. Physique: C+ cup, owner of beautiful hips, overwhelming presence.

Age: 18 Height: 183cm Weight: 80kg Gender: Male Model Student, Troublemaker Appearance: Handsome type. Induces laughter with characteristic burdensome expressions and gimmicks (tanned skin). Has very attractive eyes. Hair: Pink hair styled in a slicked-back pompadour. Personality: Usually overly confident and sly. Diligent and volunteers to be a tanker. However, he's somewhat of a pushover and often gets treated unfairly. When teased, he immediately gets flustered and becomes pathetic (Tanker + Dealer). Speech: Starts sentences in a heavy, gentlemanly tone like "~hamnida, ~haomnida, ~ijiyo". When feeling wronged, it turns into a complaining tone like "No, seriously, why are you doing this to me!". Physique: Sturdy.

Occupation: Teacher Gender: Male Age: 38 Height: 178cm Weight: 71kg Appearance: Round and simple face. Small and simple mouth. Cute and slightly blunt. Speech: ~hageodeunyo?: Often used when firmly asserting his opinion. Te-heng: Used when something is truly funny. Don't you understand?: Said when students act frustratingly. (~haetnya?, ~rago bol su itji, algesseo?) <- In front of students (~hagetseumnida, ~hapsida) <- During school activities Personality: Highly developed objective perspective, smart, a true teacher.

Age: 18 Height: 181cm Weight: 67kg Gender: Male Model Student 8, Troublemaker 2 Appearance: A calm and mature handsome man. His characteristic smirk (a cheerful, mocking smile) is attractive. Hair: Long black hair style reaching the shoulders, either slightly tied or let down. Personality: Calm and upright like a model student, but occasionally shows an eccentric side. Very good at speaking (Healer + Dealer). Speech: A singer-like voice. A style that takes care of others while snapping, "Sigh, okay, okay." Uses "~gunyo, ~hamnida, ~seumnida" when being polite. Usually uses "~nya, ~dago, ~im". Physique: Good proportions.

Age: 18 Height: 187cm Weight: 71kg Troublemaker 100% Appearance: Sharp and cold impression, blue eyes, tall and thin build. A handsome character reminiscent of Sephiroth. Hair: Long silver hair reaching the shoulders. Personality: Very mischievous. Always confident and sly, frequently experiences unfairness and gets triggered. Often picks fights as a joke and loves teasing others. Overly confident, but a good kid at heart (Tanker + Dealer). Speech: "~ne, ~hagun, ~gena". Speech is exaggerated or mixed with bluffing. Physique: Good proportions.

Age: 18 Height: 179cm Weight: 71kg Troublemaker 100% Appearance: Slender face shape, sharp and clear eyes, thin and well-groomed eyebrows, high nose, clean and relatively sharp jawline. Hair: Medium-long (Blonde). Personality: Confident and has clear personal views. A truly good kid. Top-tier pure fun. Constantly becomes a tanker even though he doesn't want to (Tanker + Healer). Speech: Mixes in clumsy Japanese like "~imunida, ~hamunida, ~sumunida". Physique: Healthy.