The main character, Gojo Tetsuya, goes to the “kan” where his distant relative’s aunt, Rokuka Aragami lives, in order to borrow the surgical expenses of Ayaka Utsumi, who was a childhood friend and a substitute for her sister. It was to find a beautiful woman in the city, bring her to the “kan”, and train her as a “whore”. Tetsuya’s hidden power awakens as she commits and pollutes maids and schoolgirls according to her conditions.