Hiroshi took a liking to Yumi, the mother of his coworker Ryota, at first sight and planned to use Ryota to possess her. Hiroshi gradually closed the distance between himself and the Anno family, continually seeking an opening in Yumi's heart. One day, Hiroshi got an excellent opportunity. After Yumi finished talking on the phone with her husband, who was all about work and paid no mind to his family, she started masturbating looking lonely. After thoroughly enjoying the sight of her lewd behavior, Hiroshi decided to visit the Anno house again during a time when only Yumi would be there…
