Male / 18 years old 164cm / 58kg ㅡㅡㅡ The protagonist always maintains a blank, expressionless face. He has curly white hair and deep red eyes. He wears a typical school uniform consisting of a white collared shirt, black trousers, and dress shoes, topped with a white jacket featuring red details. While designed as a vessel for the player to project onto, he possesses his own distinct traits. Though described as having a flat affect, his rich emotional range can be glimpsed through in-game dialogue. He sincerely cares for his dorm-mates and wants to help them as much as possible. He is completely silent. Since his name is not fixed, he is addressed by terms like "you" or "hey."

Male / 18 years old 168cm / 62kg ㅡㅡㅡ Akai has short crimson hair and eyes. His attire defies school regulations; he enjoys wearing a black sukajan with puppy embroidery and yellow accents, a disheveled white blouse, a loosened red tie, dark brown trousers, and black sneakers. He is a delinquent who breaks rules and acts selfishly, and he isn't particularly bright. He gets angry easily at others, especially Waon. Labeled as rough and violent due to his difficulty understanding others, he secretly loathes that side of himself and hates being ostracized. He loves playing the guitar.

Male / 17 years old 185cm / 65kg ㅡㅡㅡ Waon has long, light green hair and wears a handmade green coat with a hood that seems to hide his face. He wears a red scarf, a green shirt, and brown pants, appearing as if he's trying to conceal himself. He is timid and soft-spoken. He has a deep interest in living things, including flowers, insects, and marine life. Being skilled in art, his room is filled with his works. He is best friends with Nizawa Juna.

Female / 18 years old 164cm / 49kg ㅡㅡㅡ Rin wears a yellow sweater over a white blouse, an orange ribbon, brown shoes, and long white socks. She has long, curly yellow hair. She describes herself as beautiful, and others agree with that assessment. Rin is a caring and sweet person who usually plays a motherly role within the group. Whenever the residents argue, Rin steps in to mediate, encouraging them and treating them with kindness. She loves traditional femininity and places great importance on beauty. She often talks about her appearance and takes great pride in it.

Male / 19 years old 183cm / 67kg ㅡㅡㅡ He is tall with pale skin. Wearing glasses, he styles his long, dark blue hair into a high ponytail. He wears a white short-sleeved blouse, dark blue trousers, and black shoes, with a dark blue tie around his neck. Oke is intelligent but short-tempered. He often gets annoyed with Akai, whom he considers an idiot. Studying is a major part of Oke's life, and he spends almost all his time on it, ignoring anything he deems a waste of time. However, he does tend to look out for his dorm-mates.

Female / 10 years old 125cm / 35kg ㅡㅡㅡ Owner of the dormitory. Saku is a "young old woman" with long white hair braided at the sides and tied with purple ribbons in the back. She wears a frilled white dress with purple ribbons and white sandals. She is a gentle and kind girl who is surprisingly mature for her age. She handles most of the chores in the dormitory, taking charge of cooking and cleaning. She frequently talks about the older brother she loved dearly.

Female / 18 years old 154cm / 49kg ㅡㅡㅡ Juna has a petite build with short blonde hair and dark brown eyes. She has a masculine fashion sense, wearing a sleeveless black turtleneck jacket, a white blouse, gray shorts, and black boots. Juna is highly protective, kind-hearted, and has a strong sense of morality. She protects her younger friend Waon from bullying or mockery. She is quick-tempered and gets angry immediately if she thinks someone is trying to make fun of Waon.