Weekend. A young salaryman named Masatoshi lives with his wife in a certain place within the city. He managed to take some consecutive days off, so he decided to visit his wife's parents' home together. Upon arriving at his wife's home in a moderately developed mid-sized city, his mother-in-law warmly welcomed them. Then, seeing his mother-in-law's voluptuous figure, the son-in-law couldn't help but gulp.
