Mio sneaks secret rendezvous with her son while her husband is away. Her husband is consumed by work and spends little time at home. Overcome by loneliness, Mio grows increasingly drawn to touching her son’s body. What began as a fleeting impulse gradually deepens into a more intimate relationship. Surprisingly, her son’s touch feels incredibly good, and Mio’s heart slowly shifts from her husband to her son. Her desire intensifies—every time her husband leaves the house, she finds herself wet with arousal. As days pass, Mio realizes her affection for her son is transforming into raw sexual craving. She begins to desire her son’s body more than her husband’s, and her lust grows stronger each day.