She was trying to have a child, but she couldn't get pregnant, and when she was examined, her daughter was infertile. The sad reality thrust upon the daughter's seemingly perfect couple. After much agonizing, the daughter and her husband reached a certain conclusion. One night, the daughter and her husband looked at their mother with solemn expressions. In their hands was a diagnosis of infertility. To Miho, who was flustered by the suddenness, her daughter said, "Please have my child." Because she didn't want to see her beloved daughter's sad face, her mother could only nod and say, "Okay." A few days later, they investigated the mother's fertile days, and finally, the days of having sex with her daughter's husband for her daughter's sake began. At first, they were both nervous, but gradually they became comfortable with each other, and the son-in-law's semen was released into the mother's body many times. And a few months later. A child that has successfully implanted and is definitely growing. As if to match its growth, the woman inside the mother also began to awaken again...