Hitoyoshi Yokoya is a high school student who currently lives alone. One day, an unfamiliar girl knocks on his door and offers to be his maid. She reveals that she is a former assassin, which makes Hitoyoshi nervous. But when her skills save him from bein

For some reason, Kotarou is a lonely young man who has returned to his hometown of Hachioji. When he was young, he had a past encounter with