weekend. - The husband, Shintaro, a hard-working young man who lives with his wife in a certain place in Tokyo, was able to take a rare vacation, so he and his wife decided to go back to his wife's parents' house. - Three hours by Shinkansen and train from Tokyo. - When we arrived at a Japanese-style house in a medium-sized city with moderate urban development, we were greeted kindly by Shizuko Fujiki, the wife's mother. - Then, the son-in-law gulped and gasped at the sight of his mother-in-law's voluptuous female bulge.