[DeepL Translation - needs review] My name is Mai Miyamori. My father remarried and I have to live with my new mother and a boy of the same age, Shu. Shu is a fairly good looking guy, and I'm very excited. I thought so, but it was not to be! Shu is an eccentric occultist who claims that his mother is a witch. Moreover, his new house is a "haunted house" that is rumored to be haunted. One day, a ghost appears in front of me and says that I am one of the few girls who can fight witches! I have...
