A couple, the daughter and son-in-law, have been trying to conceive day and night. They longed for a child but were not blessed with one. The protagonist of this story, the beautiful mother Yabe Suie, lived peacefully with her harmonious daughter and son-in-law. Of course, she was looking forward to the birth of her first grandchild. One day, while Suie was cleaning the bath nearby, the couple was whispering to each other. Afterwards, when Suie was told they had something to discuss, she received a shocking request from them... It was an illicit insemination for the mother who worried about her childless daughter and son-in-law.
