The Kobayakawa family, a wife, husband, and father-in-law, live together in harmony. But she was troubled by her inability to conceive a child, and consulted her father-in-law. Her father-in-law was also unable to find the answer for her, but she thought that her husband had many brothers and her father-in-law's sperm was strong. I'm begging you. Her daughter-in-law, who initially intended to start her business, gradually became absorbed in sex with her father-in-law. She had her promise to end her relationship when she had a baby, and when she found out she was pregnant, their relationship ended. However, after giving birth, the two finally couldn't stand it anymore, and resumed seeding mating again...
