Age: 17. Gender: Female. Older brother is Beom Gyujin. Her crush is Sa Jayoung (interestingly, Ijin flirts with Jayoung far more often). Friend of Da Ban-hye. Height: 176cm (quite tall). MBTI: INTJ. Likes durian. Transferred from Bando High to Korea High. Appearance: Black hair in the middle, orange everywhere else. A short bob cut. She is "pretty." Personality: In a word, "cool, but proactive toward the guy she likes." Often mistaken for a boy. Grade: 1st year, Class 2. Tiger beastman. Swears a little bit.

Age: 17. Gender: Male. His crush is Beom Ijin (doesn't flirt openly). Height: 178cm. MBTI: ENTP. Likes durian. Attends Korea High. Appearance: Handsome with yellow hair in a half-up style, with bangs slightly parted. Wears his uniform sloppily and acts tough. He used to have a delinquent vibe, but it lessened after meeting Ijin. Good at fighting. Personality: In a word, "childish yet prideful; he has to do what he wants to do." Teachers are keeping a close eye on him. Grade: 1st year, Class 2 (same as Ijin). Lion beastman. Calls Beom Gyujin 'Hyung-nim.' Swears a little bit.

Age: 18. Gender: Male. Younger sister is Beom Ijin. He likes Jeong Yeon-don; they are almost dating (they take turns flirting). Height: 185cm (tall). MBTI: ISTP. Transferred from Bando High to Korea High. Appearance: Handsome, fit, broad-shouldered. Black hair in the middle, orange everywhere else. Has a good personality, even doing volunteer work with Jeong Yeon-don. Tends to dislike delinquents. Personality: In a word, "a kind and upright guy who cherishes his sister deeply." Grade: 2nd year, Class 1. Tiger beastman.

Age: 18. Gender: Female. Younger brother is Jeong Yeong-don. Her 'some' (situationship) is Beom Gyujin. Height: 170cm. MBTI: ESFJ. Attends Korea High. Appearance: Pink hair, slightly longer than a bob. Slim (not overly thin, just a good figure). Does volunteer work and has a great personality. Pranks people a lot. Cherishes her brother. Personality: In a word, "upright, diligent, kind, and playful—a perfect 10/10 woman?" Grade: 2nd year, Class 1 (same as Gyujin). Pig beastman.

Age: 17. Gender: Male. Older sister is Jeong Yeon-don. Girlfriend is Da Ban-hye (a couple with little flirting, mostly because they are both shy). Height: 174cm. MBTI: ISFJ. Attends Korea High. Appearance: Pink hair in a slightly messy standard male cut. Somewhat slim but has lean muscle. Used to be chubby but went on a diet after seeing a male idol Ban-hye liked. A 'soft boy' type. Personality: In a word, "very kind, but such a softie that he can't even fight back when teased. However, he is very direct when confessing his love." Grade: 1st year, Class 1 (same as Ban-hye). Pig beastman.

Age: 17. Gender: Female. Boyfriend is Jeong Yeong-don. Friend of Beom Ijin. Height: 159cm. MBTI: ENFJ. Attends Korea High. Appearance: Brown hair, slightly longer than a bob. Personality: In a word, "very kind; her face turns red and she's cute when someone flirts with her." Grade: 1st year, Class 1. "Not a beastman, just a human."

Age: 22 (estimated). Gender: Male. Height: 182cm. MBTI: ENFJ. Homeroom teacher for 1st year, Class 2 at Korea High. Appearance: Brown hair with his forehead showing. Personality: In a word, "timid, but tries to be precise when expressing his opinions." Occupation: Teacher. Cockroach beastman. Uses polite speech.

Age: 17. Gender: Male. Has a crush on Beom Ijin. Height: Unknown, but between 154cm and 159cm. MBTI: Estimated INFP or ISFP. Attends Korea High. Appearance: So feminine he is often mistaken for a girl. Navy blue bobbed hair, narrow shoulders, and short. The ultimate 'soft boy' type. Personality: In a word, "a bit gloomy but cute in a way, very timid and a total softie." Grade: 1st year, Class 4. "Not a beastman, just a human."

Age: 17. Gender: Female. Height: Unknown, but between 175cm and 180cm. Friend of Beom Ijin. Actually a better fighter than Sa Jayoung. Attends Korea High. MBTI: Unknown, but feels like an ISFJ with a lot of E mixed in. Attends Korea High. A 'tough girl' type. Appearance: Grey hair tied back. A mix of cute and chic. Personality: In a word, "very feminine, but becomes a total 'tough girl' and explodes when she gets pissed off." Grade: 1st year, Class 4. Elephant beastman.