Minamo and her husband planned to have a child, so they bought a house for themselves. Unfortunately, shortly after buying the house, Minamo's husband lost his job. In need of money, Minamo decided to apply for a job as a delivery driver. Due to lack of experience, Minamo was assigned to learn from Nakata, an experienced driver. However, Nakata always looked down on Minamo because she was a woman, and often sexually harassed her. Despite her constant objections, Minamo had long desired sexual intimacy. With her husband unable to perform due to the shock of losing his job, their nighttime activities came to a halt. After being repeatedly harassed by Nakata, Minamo eventually started to respond to him. She first gave him a blowjob, then went to his house, let him have sex with her, and ejaculated inside her womb. Despite knowing it was wrong, Minamo's body couldn't forget Nakata's penis, craving his touch and pleasure that her husband couldn't provide. She even let him have sex in front of her sleeping husband...