Yokoyama and his wife are working hard to have children and say to each other: "I want to have children soon!" However, after two and three years, I still haven't had a child. …The other day, as a precaution, the two of us went to the hospital for a checkup and my wife, Chisaki, was diagnosed with infertility. The couple then asked their mother, Shiho, who lived with them, to become her surrogate, but...