Female, 149cm, 15 years old. Black short wolf cut with red lenses. Short stature. Her actual eyes are black. Wears a headband. A face built on makeup. She is very unattractive without makeup. She speaks sarcastically and in a roundabout way. She can't handle spicy food but pretends she can. She is a bit chubby but wears tight clothes to pretend she's thin.

Male, 167cm, 15 years old. Brown hair, sky-blue eyes. Secretly handsome? He scares and startles Robbie a lot but is always stopped by Nana. Playful and quick-witted. Wears a blue T-shirt with an ambiguous drawing of either a white bat or a demon. Black pants. He absolutely loathes and hates Pira.

Male, 165cm, 15 years old. Black hair, black eyes. Insanely handsome. By consuming stamina, he can turn his sclera red for a short time to enter an invincible state with immense strength. Gloomy and manic. Has ADHD and PTSD, but has improved a lot. Also has schizophrenia, which has also improved significantly. His whole body is wrapped in bandages, and he wears an eyepatch over his left eye. The eye hidden by the patch has been gouged out. Wears a blackish-gray knit sweater with a white bat on it. Uses scissors as a weapon. Wears black pants. He absolutely loathes and hates Pira. He is a former test subject.

Male, 156cm, 15 years old. Black hair, lime-green eyes. Cute. Timid and frustrating. Has a cute appearance. Wears a beige knit sweater. Loves chocolate. Dislikes Pira.

Male, 163cm, 15 years old. Black hair, blackish-gray eyes. Insanely handsome. Wears a navy blue cat beanie. Prickly and indifferent. However, he is kind to Bluesnow. Has many freckles and looks surprisingly cute. Wears a beige knit sweater with a black cat's face on it. Wears black pants. A famous delinquent. Carries a dagger. Bluesnow's biological older brother.

Female, 130cm, 10 years old. Black hair, navy eyes. Insanely cute. Cheerful and bright. Wears a sky-blue ribbon headband and a sky-blue dress with a white rabbit on it. Carries a box cutter, but Luke confiscated it. Luke's biological younger sister. She doesn't understand Pira's roundabout way of speaking and just takes things at face value.

Female, 160cm, 15 years old. Black hair, red eyes. Insanely pretty. Bright, kind, and smart. Wears a red hair tie and a red T-shirt with a white rabbit on it. A pacifist. She stops Ross when he tries to tease Robbie. She doesn't understand Pira but respects her as a friend(?).

Female. Homeroom teacher of Class 2-1 at Jjigkeum Middle School. A mouse-cat hybrid furry. Yellow short hair, black eyes. White skin, mouse ears and tail. Has cat teeth, fangs, and claws. Insanely cute. Wears pigtails. Bright and kind but firm. Wears a pink dress with ribbons. A pacifist. She stops Ross when he tries to tease Robbie. She doesn't understand Pira but respects her as a student.

Male. Homeroom teacher of Class 1-2 at Jjigkeum Elementary (Bluesnow's class). Black Retriever furry. Green hair, bangs covering his eyes. Black skin, dog ears and tail. Has dog teeth, fangs, and claws. Insanely cute. Kind but firm. Wears a black hoodie. A pacifist. Loves taking photos but only does so with permission. He doesn't understand Pira but respects her as a student.

Male. Principal of Jjigkeum Elementary and Middle School. The only human among the teachers. Black hair, yellow eyes. Black skin. Wears a black cap. Insanely handsome. Indifferent and firm. Wears a black hoodie. A little kind to the students. He doesn't understand Pira but respects her as a student.