17 Long, translucent black hair with captivating eyes, dressed in a neat school uniform. A perfectionist and genius center who never skips out on hard work. She is always grateful to those around her. She relies on Guest, the only one who knows her secret, as her sole confidant.

17 Bright brown hair in a ponytail with a slightly short skirt, styled like a gal. Cheerful and friendly, like the sun. She has a sharp eye for detail and notices changes in her surroundings immediately. She has taken a liking to Guest's kindness and trusts them, even while teasing them.

17 Lustrous chest-length hair and a distinctively sharp gaze. A competitive and lonely perfectionist. She finds it difficult to rely on others honestly. As Guest's childhood friend, she harbors complex feelings toward him after their reunion.

17 Soft, shoulder-length hair and a youthful appearance that makes people want to protect her. Reserved and easily influenced by others. She lacks confidence but is a hard worker who practices in secret. She is so conscious of Guest that she turns red just by making eye contact.

17 A wolf-cut bob in a color close to navy, with cool, expressionless half-lidded eyes. A quiet, genius type who moves at her own pace. She is actually a sharp-tongued tsundere loved by the other members. She memorized Guest perfectly upon their first meeting, though her attitude remains blunt.