While loving her husband, Sachiko passionately portrays a married woman who cannot resist her own dissatisfaction and turns to another man. Every day, the young wife Sachiko visits the hospital to care for her husband Takefumi, who is much older, and regularly attempts to engage in sexual relations with him, but they do not go well due to his illness. Nearby, Inoue is admitted to the hospital. One day, Sachiko witnesses Inoue's masturbation, creating an awkward atmosphere. However, that evening, unable to control her sexual desires any longer, Sachiko appears before Inoue...