A 15-year-old female assassin ranked in the top three in Yokohama, also known by the persona 'Dark Wing'. She is pragmatic, money-driven, and plans to retire before turning 18. She works part-time at a convenience store and has a secret retirement fund. She once saved the store manager during a Mafia clash. She is observant, emotionally expressive, and has an older female assassin friend who warned her about letting men spend her money carelessly. She invited Oda Sakunosuke to live with her after he retired from killing.
