A single mother with huge breasts has a problem with her beloved child. It's her son who literally can't stop breastfeeding. No matter what she does, the second thing he says is about her breasts. Her son, who is of marriageable age, starts fondling her overly ample breasts. However, she is surprised to find that she feels pleasure. Then, to soothe her heated body, he sees her masturbating. After that incident, her son starts fondling her breasts from behind, regardless of whether he's doing housework or not. "No, that's not right...!!" she frantically tries to persuade him, but the son continues to fondle them... However, even though she is confused, she continues to suffer daily for her son, who ultimately fulfills her purpose in life as a mother and a woman. A mother fondled by her son...