One afternoon, when Riko was cleaning the garden, her husband, who finished work early, returned home with his colleague Murai. Murai heard that Riko was a beautiful woman at the company, but her colleague's wife Riko was more beautiful than the rumor. And my colleague's husband says they are already SEX-less. Murai tried to invite Riko to have an affair with half a joke, and Riko showed that she wasn't crazy ...