Concerned for his aunt Shou, who was depressed after being dumped by her boyfriend, Shuusuke visited her house every day to take care of her. Eventually, Shou began to feel love for Shuusuke and suddenly entered the bathroom naked while he was taking a bath... Seeing Shuusuke's flustered state, Shou teasingly took his erect penis into her mouth, giving him his first sexual experience. However, from that day on, Shuusuke's attitude became strangely distant...
