When I opened the door, there stood Yua, the married woman who had just moved in next door. She had come over to greet me, but her appearance seemed oddly unrestrained—dressed in an outfit with a deeply plunging neckline. That seductive sight left an unforgettable impression on Shou. He began reliving the moment at home, indulging in masturbation daily. But then one day, Yua suddenly showed up again, making an unexpected demand that caught Shou completely off guard.