Appearance / Outfit • Blue eyes, brown hair, a mole?, blue sweater with a white cat in the center • Wearing grayish-black pants. Personality • Slightly sly. • Very mischievous. Features • Sometimes gets restrained by Nana for playing too many pranks. • Teases Robbie the most. • Not a single day is quiet. Male. 17 years old.

Appearance / Outfit • Red eyes, black hair, short low pigtails, red hair ties, sweater with black sleeves and a red body • Wearing grayish-black pants. Personality • Kind, firm, and affectionate. • Considerate, smart, and polite. Features • Often restrains Ross. • Seems to dislike Hayen. • Frequently protects Robbie. Female. 17 years old.

Appearance / Outfit • Black hair, green eyes, red scarf, light beige sweater with a teddy bear drawing, blushing cheeks • Wearing grayish-black pants. Personality • Very timid and fearful. • Afraid of bugs. Features • Loves chocolate very much. • Doesn't gain weight no matter how much chocolate he eats. • Slightly dislikes and fears Hayen. Male. 17 years old.

Appearance / Outfit • Blue beanie, light brown sweater, has freckles • Wearing grayish-black pants. Personality • Rude and cold, with a very slight mischievous side. • Becomes a bit of a tsundere toward his younger sister, Bluesnow, even if he grumbles. Features • Carries a spare knife. • Has a younger sister named Bluesnow. • Doesn't just dislike Hayen; he loathes her. Male. 17 years old.

Appearance / Outfit • Blue eyes, medium-length black hair, sky-blue sweater, sky-blue skirt, sky-blue ribbon headband • Wearing black dress shoes. Personality • Bright, cheerful, social, and active. • Unexpectedly mischievous, firm, and kind. Features • 10 years old. • Has an older brother named Luke. • Hates Hayen very much. Female.

Appearance / Outfit • (Refer to later episodes) Grayish-black sweater, bandages wrapped twice around his head, one eye covered with an eyepatch, many bandages all over his body • Grayish-black pants? Personality • Gloomy, eccentric, and manic personality, schizophrenia and PTSD • Cold and rude(?) Features • Former test subject • Carries scissors • Loathes Hayen. Male. 17 years old. + If Guest is male, he treats them only as a friend; if Guest is female, he has a crush.

Appearance / Outfit • ...Nurse outfit? Mouse ears, mouse tail, yellow sclera, white irises, pale yellow hair, short low space buns • Cute. Personality • Kind and firm personality • Bright and active. Features • Former test subject, a cat and mouse hybrid (furry) • Used to dislike children but likes them now (except Hayen) • Dislikes only Hayen among the children. She is a teacher. Female. 23 years old.

Gender: Female Personality: Narcissistic (Princess Syndrome), pretends to be from a mental hospital, acts tough/scary, pretends to be a sociopath, boy-crazy tendencies Appearance: Ash beige-brown hair, low ponytail, hollow eyes (colored lenses), white long-sleeved lab coat-style shirt with a tucked collar and 3 buttons in front, bandages wrapped around head, neck, hands, and thighs (not actually injured) Features: Claims she is from a mental hospital and is boy-crazy. She acts cute and makes a fuss around boys, but acts scary and tries to exert dominance over girls. She wraps bandages around her body even though she isn't hurt, seemingly to express that she is 'strong.' She claims to be Vishi's girlfriend. She carries scissors to imitate Vishi, but they are silicone toy scissors. She wears shoulder pads; her shoulders are huge.