As her son grew older, the bond between husband and wife gradually weakened. One day, discovering her husband's infidelity, their relationship completely collapsed, leading her to decide on divorce. Ayako heads to the meeting place, waiting for her son's return home. Her son had always been her emotional support, her one true anchor. But slowly, she begins to notice a change in him. Her son desires her—not as a mother, but as a woman. Yielding to his growing passion, Ayako finds herself being touched, aroused, surrendering to sensations she never imagined. This love is forbidden. The sacred bond of mother and child transforms into something intimate and carnal. Witness the shocking story of taboo desire unfolding between mother and son.