Despite trying hard to conceive, they couldn't get pregnant. After examination, it turned out the daughter was infertile. Faced with this sad reality, the daughter and her husband agonized and reached a conclusion. One night, they looked at the mother with solemn expressions, holding the infertility diagnosis. To the flustered mother, the daughter said: "Please have my child for me." Not wanting to see her beloved daughter's sad face, the mother could only nod in agreement...