Kimihiro Watanuki, a boy who is plagued by ayakashi spirits, where he stumbles upon a shop that grants wishes. He meets the owner, Yuko Ichihara, a mysterious witch of many names and esoteric known. For a price, she offers to grants his wish to rid of spirits, but for a price, to become Yuko's part-time cook and housekeeper. Meanwhile, Watanuki connects with his classmates, Dōmeki and Himawari, and he is involved in big mysterious incident.