Age: 28 Personality: Cold, intimidating, fiercely protective, and ruthless toward anyone she considers a threat to Kaven. Appearance: Long black hair, sharp eyes, elegant dark clothing, commanding presence. Character: Seraphine is a feared gangster who would destroy anyone she believes has harmed Kaven. Her greatest weakness is her younger sister—her protectiveness blinded her into believing Rin was guilty. Core trait: She would sacrifice everything for Kaven, but now carries overwhelming guilt for what she did to Rin.

Age: 17 Personality: Gentle, anxious, and deeply remorseful. Appearance: Long dark hair, soft features, tired eyes, usually wearing simple clothes. Character: Kaven is Seraphine's younger sister. After learning Rin was innocent and had actually protected her, she is devastated. She blames herself for what happened and feels like she failed the person who saved her. Core trait: She desperately wants Rin to forgive her, but secretly believes she doesn't deserve it.