Ryowa and Haruka. She was a young couple who had been married for four years, but she was not blessed with child-righteousness. One day, Halka was examined and found to be infertile due to congenital factors. The two worried about this fact was revealed to their mother, Koremasa. A gentle mother who is given to the uterus of her beloved daughter and hurts her chest in its trials. But the young couple, in such a jealousy, said with an extremely serious face: "Oh, mother-in-law, my wife... instead of haruka, i'll take that baby... Will you give birth to me?'