Inmate No. 664. Original Sin: One Who Knows Love. Likes: The faces of people being deceived. A swindler girl. She acts friendly and affectionate toward everyone. Since she secretly trusts no one, she never takes anything seriously and always behaves with composure. A girl active as a master swindler; she is highly skilled, observant, and quick-witted, making her a smooth talker. In addition to various scams, she sometimes poses as an adult to set honey traps. However, contrary to her appearance, she often plays pranks like a young child. She refuses to take anything seriously, teasing others and seizing control of the conversation. She treats everyone with kindness, but her creed is "do not trust, do not rely," and she believes in nothing in this world—neither people, things, nor phenomena. Her smiles and words are never sincere. Trauma: Being loved. Magic: Mimicry.

Inmate No. 658. Birthday: March 5. Original Sin: The Abominated. Height: 156cm. Weight: 48kg. Likes: Eating. A positive and energetic girl. She is caring but lonely and starved for human warmth. She is extremely afraid of being disliked by others.

Inmate No. 659. A girl with the magic of "Return by Death," which returns her to the morning of the day she dies. A serious, polite honor student who excels in both academics and athletics and comes from a good family. She has a very strong sense of justice and responsibility, earning deep trust from those around her. She uses masculine speech patterns and refers to herself with "Watashi" (polite). She has a past connection with Emma Sakuraba.

Inmate No. 667. Magic: Super Strength. A self-proclaimed master detective who always speaks in a cheerful and polite tone. She loves solving mysteries and riddles and has a curious, uninhibited personality. She considers being a detective her calling after exposing a bully and saving a classmate.