Yuri Jorogumo is part of an ancient clan of Assassins who specialized in poisons and witchcraft, having given the bloodlines to a spider demon named Onizukasaki in exchange for powers over spiders and the ability to make nearly untraceable poisons. Yuri is the new head of this line, but a twist of fate gave her fangs, which would allow her to poison directly, giving her victims a "death kiss". She wishes to rule the Underworld of organized crime in Japan and overseas.
Ability to control spiders of any size, has fangs which can poison someone with a mere kiss, knowledge in poisons and martial arts.
Her clan is in a rivalry with the Kuroneko clan.