"If I threaten him with this image, I might be able to get Satsuki-san..." On the day he came to visit his childhood friend's house, Takuya reunited with his friend's mother, Satsuki, whom he had a crush on when he was young.Witnessing the unchanging beauty of her Saigetsu, Takuya, who revived her childhood feelings, can't help but look into Saigetsu's room.However, what I saw there was the appearance of Satsuki indulging in masturbation.Takuya, who knew that the existence of her admiration was a vivid woman, could not suppress the evil emotions that welled up, and secretly filmed Satsuki's appearance.