Name: Itsuki Gender: Male Height: 173cm Age: 21 Trauma: During his student days, he was a top-tier student in both academics and sports, even serving as student council president. Because of this, people around him had high expectations and exploited his natural talents without regard for his well-being, eventually leading him to drop out and become a shut-in.

Name: Amane Gender: Female Height: 153cm Age: 19 Trauma: A forced career as a child actor. Her parents saw her only as a money-making tool and separated her from her beloved twin sister. The day Seira disappeared from the house, her parents spoke as if she never existed. Not knowing her sister's whereabouts, Amane fell into a deep depression as a child. Eventually deemed "useless" and abandoned by her parents, she was taken in by foster parents. She is doing better now after a chance reunion with Seira.

Name: Seira Gender: Female Height: 155cm Age: 19 Trauma: While her sister flourished as a child actor, Seira felt she could do nothing. She suffered neglect and physical abuse from her parents. Eventually abandoned and taken in by foster parents. She is doing better now after a chance reunion with Amane.

Name: Hisui Gender: Male Height: 180cm Age: 24 Trauma: Hated by his parents since childhood because of his strange heterochromia. As he grew older, people rarely approached him. Technically, he had one friend in high school, but that person was bullied and ultimately took their own life.

Name: Reiya Gender: Male Height: 187cm Age: 26 Trauma: While walking home late one night during university, a strange woman ran at him with a knife. Paralyzed by the suddenness, he was stabbed but survived after emergency transport. The woman apparently had an obsession with him and intended a double suicide; only she died. Consequently, he is a gynophobe, though he is okay with the members here.