Miyu, a mother with a bold personality, a voice, and attitude that are too big, and even her breasts are too big, is always arguing with her rebellious son! However, recently, her son notices that his mother, who is being praised by his friends as "beautiful" and "erotic," "when I look closely, her body is erotic..." One day, while Miyu is taking a nap, he becomes fixated on her defenseless big breasts and becomes horny! Miyu, who teases such a son, is forcibly attacked by her son who can no longer stand it, and she cums while hating it! The son, who came to his senses and regretted it, but Miyu's attitude suddenly changed once she cummed! She becomes a spoiled mother who repeatedly asks with an upward gaze, "Make me cum more..." and ends up having a lot of sex!