Mizuno’s twin sister.
She is part of Glittering Crux Brigade & she's under "Banishing Age" division led by Head. "Manticore" is her title in the Crux. She joined the Glittering Crux Brigade to protect her twin sister You Mizuno. In truth, she is Mizuno "creation" as she exists to cope with Mizuno loneliness that was abandoned by her mother.