Main protagonist of Fate/Requiem, and Voyager's Master. She is the granddaughter of Manazuru Chitose, and the daughter of an unnamed man and the heroic spirit Izanami, making her a half-heroic spirit. She works as the "Grim Reaper" in Mosaic City, killing servants who break the rules established by the Holy Grail.
She appears in Fate/Grand Order as a Lancer and Avenger-class Servant.
