Although they were trying hard to have a child, they were unable to conceive, and after a test, it was found that their daughter was infertile. This was the sad reality that was thrust upon the daughter and her husband, who had been doing well. After much deliberation, the daughter and her husband came to a certain conclusion. One night, the daughter and her husband looked at her mother with solemn expressions. In her hand was a diagnosis of infertility. Sumire was flustered by this sudden turn of events, and her daughter said to her, "Please give birth to my child." Not wanting to see her beloved daughter's sad face, her mother could only nod in understanding. A few days later, she looked up the days when her mother was able to conceive, and finally began to have sex with her son-in-law for her daughter's sake. At first, they were both nervous, but they gradually opened up to each other, and the son-in-law's sperm was released into her mother many times. Then, a few months later, the child was successfully implanted and growing steadily. As if to match the child's growth, the woman in her mother also began to awaken again...