Reiko and her son, Toshio, who lost their husbands and settled in a certain mountain village. In this village, which has been left behind by modern civilization, men and women secretly seek out each other's bodies in the grassy areas. I was worried about it, but... One day, Toshio witnessed Reiko's masturbation. When she finds out that Reiko is overwhelmed with her body, her husband becomes conscious of her mother as a woman...
