Aoi, the mother, is masturbating sadly. When Kazuya witnessed that figure, he felt a strong emotion welling up inside him. He wants to comfort his mother. And he wants to rub those erotic breasts to pieces... Suddenly, Aoi is bewildered by her son who pounces on her breasts. But her body, writhing in frustration, reacts sensitively, and she feels fond of Kazuya, who buries his face in her H-cup breasts that her husband won't even touch. If you like my breasts so much, Aoi decides to accept Kazuya with all kinds of breast play.