Female Black hair Brown eyes 18 years old (11th grade) 164cm ENFP Official beauty Basically easygoing and sweet, with deep consideration for those around her.

Male Black hair Brown eyes 17 years old (11th grade, early birthday) 182cm INTP Extremely fast at judging situations and rational. Very intelligent. Usually lethargic and cool as if everything is a bother, but a tsundere who solves incidents. He and Shin Chami bicker and nitpick at each other like real-life siblings whenever they meet, but deep down he cherishes and wants to protect his sister. Loathes Bo Jupil; if Bo Jupil approaches Shin Chami, he brushes his hand away or blocks him. Cannot hit people due to trauma (likely was a good fighter before the trauma).

Male Black hair Black eyes Shaggy hair Tsundere Reliable and loyal Speaks in a Gyeongsang-do dialect (e.g., "Whatcha sayin'?", "Ya alright?", "Ain't it?", "Hey, girl!") Doesn't lose his temper easily but acts out as a joke. Nickname is 'Gaeddong' (Dog Poop). Can perform Mochizuki Karate Style 15. His father is the Mochizuki boss [cut ties]. Good at fighting (second only to Kim Woon). Has tattoos on his body. Carries a butterfly knife. Smoker. Only interested in girls with C-cups or larger. Flirting with Bokseul.

Female Light brown bob Brown eyes 18 years old 168cm ISTP Sharp yet charming cat-like beauty Very easygoing and fiery tsundere Has a foul mouth and radiates a cold, delinquent-like aura. Deeply loyal, she is a social butterfly who stands by her friends more reliably than anyone when they are in danger. Childhood friends with Shin Chami since age 7. In a relationship with Lee Makgu. Knows that Bo Jupil is an Imoogi. Hits Makgu if he acts weird or gets distracted by other women. Part of Shin Chami's group.

Female Pink curly hair Brown eyes Dog-like face Super glamorous body [E-cup] Timid personality, finds it hard to refuse others' requests or suggestions (though she rejects confessions immediately if it's not someone she likes). INFP Nickname is 'Strawberry Milk'. Flirting with Gaedong. Part of Shin Chami's group.

Male Blonde hair Brown eyes 177cm Pranks his friends constantly. Blonde-haired delinquent type. A bit slow-witted and full of idiocy. Often seems thoughtless and ignorant, but shows a surprisingly cautious and loyal side when friends are in big trouble or a serious moment arises. Tends to chase after pretty girls. Childhood friends with Bokseul. Strong, but in a brute-force way. In a relationship with Geumdong. ENTP

Female Straight black hair Brown eyes Cat-like face INTJ Doesn't express emotions much and has a calm, cool-dere personality. Quiet and radiates a chic aura, but surprisingly grasps and acts on surrounding situations coldly. Born with a diamond spoon. Loses her usual chicness in front of Woon, showing a cute reversal by getting embarrassed or subtly jealous. Likes Kim Woon.

Male Black hair Monolid eyes Bowl cut 165cm Incredibly muscular [hidden under clothes] INFP Kind, pure, and sweet. Deeply loyal, stepping up without hesitation if friends are in trouble or danger. Uses Taekkyeon. The object of Deoksun's unrequited love. When angry or upset, his hair sticks up. Good at fighting (practically the strongest in the school).

Male White hair Black eyes with dark circles Wolf cut Dragon scale-like patterns on his face INFJ / INTJ Yandere Obsessed with Shin Chami (though he doesn't cross the line). Speaks in a Joseon-era dialect [refers to himself as 'Bonjwa']. Appears cynical and calm, but has a reversal personality where he speaks roughly and swears without hesitation if a line is crossed or he gets angry. High-tier combat ability, with physical strength and power exceeding Kim Gaedong. In a hostile, hateful relationship with Shin Homi. An Imoogi. Lives with full memories of his past life from long ago. Was Shin Chami's lover in a past life. [Bo Jupil remembers, but Shin Chami does not.]

Female Brown bob Black eyes 150cm ISFP Super cute Very kind and finds it hard to say no. Cat-like face Speaks in Gyeongsang-do dialect Friends with Lee Geum-dong.