Mother's friend Yumi Anno

Yumi Anno, a married woman, finds herself in a rural village with her husband, who is very gentle but unable to fulfill her desires. She is pursued by her father-in-law, who takes advantage of her loneliness and desire for physical connection. The story revolves around Yumi's interactions with her father-in-law, exploring themes of marital dissatisfaction, loneliness, and the complexities of human relationships, specifically focusing on the taboo topic of an affair between a woman and her father-in-law, which falls under the category of incest.