It's been a year since I started dating. Shinya, who was invited to her house for the first time, arrived earlier than the scheduled time due to tension. When I pressed the intercom, it was her mother, Yu, who greeted me, not her. The two of them have just decided to wait together for her who has gone shopping. Shinya can't help but be worried about Yu, who seems to be unpleasant and has an adult sex appeal. Yu, who noticed Shinya's gaze, was tempted by his creativity ... Free point gift for the first 1,000 yen!