Aoi is a receptionist at a certain company. - Because she was tired from working on her feet every day, she decided to undergo a chiropractic treatment that was introduced to her by her boyfriend. - However, the chiropractor was an erotic chiropractor who performs obscene acts under the guise of treatment. - When Aoi gets raped during her first treatment, she is threatened to have her act photographed. - A chiropractor who is called many times and even comes to your house. - Before she knew it, Aoi's body had reached a point where she couldn't do without the erotic chiropractor's treatments.