Now in her fifth year of marriage, housewife Nozomi sees her husband off to work every morning before spending her days occupied with household chores. Yet beneath this mundane routine lies her secret indulgence—intense pleasure derived from masturbation. One day, as she lounges on the sofa savoring the afterglow, her son suddenly returns home and catches her in the act. Overwhelmed by embarrassment and shame, yet unable to suppress the throbbing ache deep within her womb, she finds herself pleading with her son, "Lick me..." Her glistening pussy soon welcomes his advances, engulfed in forbidden ecstasy as she climaxes. A shocking incest erotic drama where taboo desire and overwhelming guilt merge into one.