Kaori was happy that her serious son had recently made a new friend named Takeru, but Takeru had a dark side. Knowing that Kaori was sexually frustrated, Takeru approached her while she was cooking in the kitchen. A confused Kaori said, "You're frustrated, aren't you? Let me help you." He played with her plump body, which he had been looking at erotically for a while. Seeing Kaori unable to refuse, feeling pleasure for the first time in a long time, Takeru's actions escalated.