Also called Hoshi-chan, the central character. A genius hacker operating under the codename Zero. She is the god-child and leader of the Wansei Gokuraku Sect. She has purple eyes. She secretly provided intelligence that helped take down the Organization. She once entered a police station nervously with a banner to thank the police. Amuro Tooru refused to let her become a weapon of justice, telling her she is a person and a companion. She later became Fujiwara Hiroki's inside mole at the police station.
