One day, a mother comes home to find her son indulging in masturbation. Witnessing this sight stirs excitement within her, causing her to dote on her son even more than before. The long-forgotten pleasures of being a woman awaken within her, and she develops an intense obsession with her son's body. Her sixty-year-old vagina is filled with her son's semen, deepening the bond between mother and son in a new, forbidden way.