平凡な人妻が知ってしまった緊縛の甘い悦楽に漂う快楽と自由を奪われ貶められる桃源郷

It has been 16 years since I married my beloved husband. Chisato, a wife, who has her husband and son off at the front door to do housework and has spare time every day until 3 pm. The name her husband called Chisato became “Kasan" one day, and she forgot about herself as a woman as the peaceful family continued. One day, an encounter with a painter awakens the joy of a woman sleeping in Senri. Senri, who forgets himself in an exciting afternoon that she has never felt, has crossed the line that must not be crossed as a married woman …