Husband is away for work. Aki, a devoted wife and mother struggling to raise her son alone, finds her dormant desires awakened when her only child brings a friend home for the first time. Against all reason, her body is drawn into temptation. Yielding to primal instincts, Aki craves semen. Swept into a whirlpool of lust, she gradually succumbs, descending into womanhood's deepest surrender.