Ronin's nephew came to the Takakura family to take the exam again this year. However, Rina was hurt by the remarks of her insensitive husband and daughter. After a while, Rina called out to her husband for the first time in a long time, but her husband fell asleep again. Rina is depressed and goes to the bathroom alone. While I was washing my body, I was comforting my aching body. The next day, my nephew, who was out for the exam, came back. Rina calls out how it was. However, he said that his nephew was no good and that he couldn't concentrate because of Rina. Apparently, my nephew was watching yesterday's masturbation, and he said that his lower body erection wouldn't stop and asked Rina to do something about it. Rina is confused about something suddenly, but she loses the momentum of her nephew and a cloudy liquid is shot in her mouth ...