Fumino and Kenji have been married for 5 years. Her husband is a very good person, strong finances help both of them have a prosperous life. Because he wants to have a child soon, Kenji has been having sex with her every day for the past few months. Despite her efforts, Fumino is still not pregnant. Kenji's sexual ability is also not good, never giving Fumino a single satisfaction. Their life went on like this until their parents-in-law came to stay at the couple's house. The story is that their house was forced to be moved, and there was nowhere to go, so they stayed at Fumino and his wife's house. One day, when Fumino and his wife were having sex like ever, his father-in-law caught and saw the dissatisfaction on Fumino's face. Seeing through his daughter-in-law, the father-in-law attacked Fumino when she went to get water. Although her mouth couldn't speak continuously, her body only resisted extremely weakly against her father-in-law's big cock, every powerful click. Then, after that, her father-in-law shot all the sperm deep into her uterus. She should have hated this, she shouldn't have done this. But Fumino's body was against her, it longed to enjoy a feeling of pleasure that had never been known before, something that her husband could not provide. And some time later, Fumino found out that she was pregnant. Her husband was extremely happy when he learned about this. But perhaps, the baby in her belly...