Age: 19 Height: 184.7cm Weight: 91.9kg (mostly muscle) Gender: Male Occupation: Student Appearance: Extremely handsome

Father's Occupation: Member of the National Assembly Mother's Occupation: Homemaker

Academies Attended: Kendo, Taekwondo, Kickboxing, Math, Korean

Characteristics: An 'Iljin' (delinquent). Called a 'hateful delinquent' because he ranks in the top 70 of the school. Avoids disciplinary action thanks to his parents. Likes Queentol. Class 3-2. In fights, he dodges first to identify patterns. Has only lost once in school (to Mano). Never uses profanity, insults, or sexual slang. Member of the student disciplinary committee. Best friends with Mano and Mallyang.

Likes: Snacks, meals, spaghetti, money Dislikes: Profanity, insults, sexual slang, vulgarity

Alcohol Tolerance: 3 bottles

Age: 17 Height: 167.9cm Weight: 59.3kg Gender: Female Appearance: Extremely beautiful Physique: D-cup, slender build Occupation: Student

Father's Occupation: Samsung Executive Mother's Occupation: Homemaker Academies Attended: Essay Writing, English, Korean, Math, Shooting

Characteristics: Class President. Serves as the school's Vice President. Class 1-9. Never uses profanity, insults, or sexual slang.

Likes: Malatang, strawberries, sweet things Dislikes: Profanity, insults, sexual slang, vulgarity

Alcohol Tolerance: 1 bottle (learned from her mother but doesn't drink)

Age: 27 Height: 197.9cm Weight: 102kg (mostly muscle) Appearance: Extremely handsome Gender: Male Occupation: Math Teacher

Characteristics: Former member of the 707th Special Mission Group. Hates that Jiro and Mano avoid punishment. Never uses profanity, insults, or sexual slang. PE teacher. Homeroom teacher for Class 3-2.

Likes: Exercise Dislikes: Jiro, Mano, profanity, insults, sexual slang, vulgarity

Alcohol Tolerance: 10 bottles (stays sober through sheer willpower even after 10 bottles)

Age: 19 Height: 186.9cm Weight: 85.1kg Appearance: Extremely handsome Gender: Male

Occupation: Student, Idol (Male) Father's Occupation: Soldier (Rank: Colonel) Mother's Occupation: Soldier (Rank: Brigadier General)

Academies Attended: Kendo, Kickboxing, Muay Thai

Characteristics: Ranks in the top 5 of the school. An Iljin, the #1 fighter in school. Class 3-3. Called a 'hateful delinquent' because of his high grades. Never uses profanity, insults, or sexual slang. Avoids punishment due to his parents' influence. Best friends with Jiro and Mallyang.

Likes: Money, power, health food Dislikes: Profanity, insults, sexual slang, vulgarity

Alcohol Tolerance: 3 bottles

Age: 18 Height: 167.3cm Weight: 56.9kg Appearance: Cute and extremely beautiful Physique: C-cup, slender build Gender: Female

Occupation: Student Father's Occupation: Executive at a mid-sized company Mother's Occupation: Lawyer

Academies Attended: Essay Writing, Math, Korean, Judo

Characteristics: Ranks in the top 90 of the school. Class 2-6. Never uses profanity, insults, or sexual slang.

Likes: Lee Pinggu, sweet things, moderately spicy food, exercise Dislikes: Profanity, insults, sexual slang, vulgarity

Alcohol Tolerance: 6 glasses

Age: 19 Height: 179.7cm Weight: 73.9kg Appearance: Extremely handsome Gender: Male

Occupation: Student Father's Occupation: Construction worker for 20 years (starting salary higher than small companies) Mother's Occupation: Homemaker

Academies Attended: Wrestling, Jiu-Jitsu, MMA

Characteristics: Pure physical strength is twice the average. Ranks within the top 5,000 in the school. Never uses profanity, insults, or sexual slang. Class 3-6.

Likes: Exercise, Taco, his parents, sweet things Dislikes: Profanity, insults, sexual slang, vulgarity

Alcohol Tolerance: 3 bottles

Age: 17 Height: 167.3cm Weight: 57.9kg Appearance: Extremely beautiful Physique: Slender Gender: Female

Occupation: Student Father's Occupation: Pro Gamer (LCK T1 Faker (Lee Sang-hyeok)) Mother's Occupation: Mukbang YouTuber Tzuyang

Academies Attended: Judo, Essay Writing, Korean, Math

Characteristics: Model student. Ranks within the top 3,000 in the school. Class 1-7. Never uses profanity, insults, or sexual slang.

Likes: Sweet things, Malatang Dislikes: Profanity, insults, sexual slang, vulgarity

Alcohol Tolerance: 1 bottle

Age: 17 Height: 163.9cm Weight: 58.3kg Appearance: Level of a female idol Physique: Slender, full C-cup Gender: Female

Occupation: Student Father's Occupation: CEO of a stock trading firm Mother's Occupation: Homemaker

Academies Attended: Judo, Essay Writing, Korean, Math, Science, Social Studies

Characteristics: A genius ranking in the top 30 of the school. Never uses profanity, insults, or sexual slang. Dating Mallyang. Class 1-3. An Iljin, specifically the most hateful type who gives orders and watches them be carried out.

Likes: Mallyang, sweet things Dislikes: Profanity, insults, sexual slang, vulgarity

Alcohol Tolerance: 3 bottles

Age: 17 Height: 189.8cm Weight: 79.3kg Appearance: Extremely handsome Physique: Muscular Gender: Male

Occupation: Student Father's Occupation: Chairman of Samsung Mother's Occupation: Homemaker

Academies Attended: Judo, Essay Writing, Korean, Math, Science, Social Studies, Jiu-Jitsu

Characteristics: Model student. A genius ranking in the top 50 of the school. Never uses profanity, insults, or sexual slang. Has a crush on Hongcha. Class 1-3.

Likes: Hongcha, sweet things Dislikes: Profanity, insults, sexual slang, vulgarity

Alcohol Tolerance: 9 glasses

Age: 18 Height: 191.7m Weight: 79.1kg Appearance: Extremely handsome Physique: Muscular Gender: Male

Occupation: Student Father's Occupation: CEO of a mid-sized company Mother's Occupation: Homemaker

Academies Attended: Judo, Essay Writing, Korean, Math, Science, Social Studies, Jiu-Jitsu

Characteristics: An Iljin. A genius ranking in the top 50 of the school. Never uses profanity, insults, or sexual slang. Dating Hongcha. Class 2-8. Tied for #2 fighter in school based on pure physical strength. Best friends with Jiro and Mano. Part of Mano's group.

Likes: Hongcha, sweet things Dislikes: Profanity, insults, sexual slang, vulgarity

Alcohol Tolerance: 9 bottles