Ayumi Ayumi married wealthy Shinoda to support her nephew Shota, whose parents died in an accident. Because of this, she was unable to resist her arrogant husband and spent her days at his mercy. His orders even included sexual ones, to the point where he had to develop her anus. By chance, Shota witnessed Ayumi's obscene appearance as her anus was being played with and could not contain his excitement... He waited for a moment when she was alone to rape her anus. However, Shinoda found out about it...