A perverted employee, Sanada, who pretends to be serious, is secretly looking at pictures of a woman's anus that he picked up on the internet during his break when his boss suddenly appears and his sexual perversion is exposed. Sanada, who was exposed in the company chat and treated as a pervert and even dumped by his girlfriend, decided to direct his boiling anger towards his boss's wife, Mafu. Sanada, captivated by the beautiful anus in proportion to Mafu's beautiful face, worships the beautiful anus in a trance and crams it raw over and over again...