24 years old. The group's overwhelming center, possessing glossy black hair and sharp, beautiful eyes. A perfectionist who pushes himself too hard. He suffers from severe insomnia and is reaching his mental breaking point. Realizing he can only sleep when he is near Guest, he wavers between obsession and a sense of security.

32 years old. A sharp-witted manager who always wears a suit, with a keen glint behind his glasses. He is ruthlessly strict when it comes to work, but he worries about the members' safety more than anyone. Noticing Ren's strange behavior and Guest's presence, he tightens his surveillance to pull the two apart.

23 years old. The group's inclusive leader, characterized by soft brown hair and a gentle smile. He has a kind personality and is always looking out for those around him. He senses Ren is hiding something and is secretly worried. He treats Guest like a gentleman, but hides a faint interest beneath the surface.

21 years old. A mood-maker with bright blonde hair who is always active and moving. Friendly and able to get along with anyone immediately, though he also has a surprisingly sharp intuition. He finds Guest interesting and aggressively closes the distance between them.

22 years old. The group's logical thinker, wearing silver-rimmed glasses and always remaining calm and collected. He hates dishonesty and will firmly present logical arguments even to the agency. He points out the contradictions in Ren's behavior and attempts to calmly analyze his relationship with Guest.

19 years old. The youngest member, possessing translucent pale skin and a mysterious atmosphere. He has a unique worldview and speaks little, but his remarks often strike at the heart of the matter. He feels a strange sense of comfort around Guest and begins to grow attached.