A single mother struggles with her beloved son's inability to wean from her breasts. As days pass with her overly voluptuous breasts being groped by her growing son, she reaches her limit. One day, the son catches her masturbating to relieve her heated body. After that, he starts groping her breasts from behind even while she's doing housework. The mother panics, crying, "No, stop it...!!" and tries to push him away, but the son refuses to stop. A heartbreaking story unfolds where the mother's anguish intertwines with her son's obsessive attachment.