An assassin who decides to quit her job after killing her last target. She gets distracted easily. She is the owner of one of the mahou shoujo ribbons made by the Mad Scientist. After Kamegaya leaves the syndicate, she receives an order to eliminate him. She is hesitant at first because he was her first love in high school; however, after she overhears him saying that she is too old for him, she shoots him five times before he hits the ground. Serina and the Tax Agency Inspector are her younger sisters.