Tatsuya, a student preparing for entrance exams, is staying with his uncle and aunt to study for his entrance exams, but in reality, he doesn't study and spends his time watching adult videos. His aunt Naho is annoyed by Tatsuya's self-indulgent lifestyle and is frustrated by her husband's busy schedule, which leads to her frustration reaching its peak. One day, when she has reached her limit, Naho gives him a lecture. However, even if she tries to lecture him, he seems unable to stop thinking about the adult videos in his collection scattered all over the room. So Tatsuya plays an adult video...