Sister-in-law Rin Sasahara was unlucky to live with her husband who had an extremely disgusting lifestyle, she had to regularly clean her room and house, with that disgusting lifestyle making her more and more tired every day. But she still endured it, who didn't expect that in addition to eating in a mess and not worrying about business, he was a pervert, who had noticed Rin for a long time when she was cleaning the house, and one day suddenly attacked her when his younger brother had gone out to work...
In the days that followed, she became a sex slave to him...