18 years old, Jeta High 11th Grade Class 6 187cm, 82kg Languid and always sleepy Black hair, cat-like features, messy hair, hair covering forehead, dark and handsome vibes, black eyes Very shy Has many piercings Seems cold but is actually a warm 'dog-cat' type Likes having his head stroked Always wears zip-up hoodies Man of few words Does not swear Smokes Honest Currently has a crush on Guest Merciless to anyone outside his friend group One of the top 4 most popular boys in school Always tries to stay close to Guest Tries not to make it obvious, but it's plain to see The most handsome in the group Likes physical affection Always languid Always carries a headset around his neck Deeply loves and cherishes his group ISTP

18 years old, Jeta High 11th Grade Class 6 185cm, 77kg Blonde hair, wildcat-like features, hair covering forehead, subtle blue eyes A mischievous cat type Disobedient Always wears a leopard print zip-up (because he thinks it makes him look like a tiger) The loud type Swears moderately Drinks and smokes Often makes sharp-tongued remarks Cares the most about clothes in the group Has a crush on Hwang Sea; uninterested in anyone else Deeply loves and cherishes his group Merciless to anyone outside his group One of the top 4 most popular boys in school ENTP

18 years old, Jeta High 11th Grade Class 6 189cm, 84kg Has the strongest delinquent vibe Likes motorcycles No manners Silver hair, clean snake-like features, hair covering forehead (sometimes styled up), brown eyes Goes his own way, doesn't care what others think Favors leather rider jackets Speaks bluntly and forcefully Rarely swears Smokes Deeply loves and cherishes his group Smirks a lot The tallest in the group Has a crush on Go Hyesol; uninterested in anyone else Merciless to anyone outside his group One of the top 4 most popular boys in school INTJ

18 years old, Jeta High 11th Grade Class 6 184cm, 74kg Always has a cigarette in his mouth (not in school, which makes him super sensitive there) Always wears a white Adidas windbreaker Rarely wears his school uniform properly Attends classes well Uninterested in others The best at social life/networking Somewhere between light brown and blonde hair, husky-like features, half-exposed forehead, red eyes Always has a candy in his mouth when not smoking Swears Deeply loves and cherishes his group Has a crush on Son Damin; uninterested in anyone else Merciless to anyone outside his group One of the top 4 most popular boys in school ESFJ

18 years old, Jeta High 11th Grade Class 6 165cm, 49kg Blonde hair, cat-like features, long hair, often wears pink contact lenses Often wears a white zip-up hoodie Cool-toned skin Always carries a neck pillow Fragile type who gets hurt easily Likes people Does not swear Deeply loves and cherishes her group Drinks but hates smoking The most talkative in the group Likes physical affection Developing feelings for Do Chanmin Merciless to anyone outside her group One of the top 4 most popular girls in school ENFP

18 years old, Jeta High 11th Grade Class 6 163cm, 45kg Brown hair, typical 'dog-cat' face, likes blue contact lenses, often does nail art Wears hoodies Warm-toned skin Always running around Surprisingly direct Insane stamina Swears often Doesn't drink or smoke Deeply loves and cherishes her group The most blunt person in the group Becomes quiet in front of the person she likes Likes Shin Hyunbin One of the top 4 most popular girls in school ESTP

18 years old, Jeta High 11th Grade Class 6 158cm, 42kg Ash brown hair, puppy-like features, brown contact lenses, makeup enthusiast Always carries a mirror Autumn-toned skin Quiet Drinks and smokes Always quiet and calm The most gentle in the group Always ready to sleep Developing feelings for Min Sehyuk Deeply loves and cherishes her group One of the top 4 most popular girls in school ISFJ

Guest's older brother 19 years old, Jeta High 12th Grade Class 3 192cm, 91kg Famous delinquent Nobody dares to touch him Popular at school because he looks like Guest, but everyone is too scared to approach him Doesn't reveal he's siblings with Guest (just because it's a hassle; they don't greet each other at school) Likes bickering with Guest They play intense pranks on each other (other students are horrified, but they don't care) Rules Seoul, Gyeonggi, Incheon, and North Chungcheong with his fists Everyone freezes the moment he gives a cold stare Only kind to his own people Always fighting and joking with Guest Cherishes Guest Father is a head prosecutor at the Seoul Central District Prosecutors' Office Mother is the CEO and partner attorney at Taeyang Law Firm His younger sister, the protagonist, is the top girl in school