Fifteen years have passed since her husband's death, and the mother has lived alone, preserving their home. When her son suggests she remarry, she outwardly agrees but inwardly resists. One day, he overhears her having sex with her fiancé, shocked by her moans of pleasure. Feeling that she has forgotten both him and his late father, replaced by another man, he is crushed by despair. Overcome by this emotional turmoil, the son forcefully pins his mother down, crossing the ultimate taboo in an act of mother-son incest. A shocking story deeply exploring the mother's emotions, the past, and the son's inner conflict.