Takeshi went to Tokyo to stay at his brother's house for college entrance exams. His sister-in-law Maria, whom he hadn't seen in a while, worked as a gym instructor and had a toned body with G-cup breasts, making her very attractive. Takeshi became infatuated with his sister-in-law and thought about how to have sex with her, so he bought an aphrodisiac online and mixed it into protein powder. While exercising in the living room, Maria drank the protein powder laced with the aphrodisiac. Due to the effects of the aphrodisiac, Maria gradually started to feel hot and couldn't help but touch herself, masturbating. Takeshi, who had been watching her, attacked her, but she ended up demanding his cock... Gang-rape NTR, Chihaya Maria internal ejaculation ban! The trained beautiful body of the married gym trainer is devoured!!
