Non-Tomoko of an extremely ordinary housewife hears the story of "the Kuroki health spa" from the Yuki of the close housewife. Non-Tomoko who went to the dojo studio to receive a sex life diagnosis. Say that Anal has the hidden erogenous zone of non-Tomoko so that Dr. Kuroki says. However, did not have anything to do in hope of Anal Aibu to a conservative husband either. Say that the Yuki which heard it lends * of the husband, and Anal is developed by *. Non-Tomoko was dragged into a bog of the Sex.