A few months after my husband and son Shinichi started to get hooked on sumo, they were supposed to go to the sumo match this Saturday. And on Saturday, my husband and Shinichi go out to watch sumo, leaving Keiko. A few minutes later, a young man arrives at the house. The man's name is Tanaka, and he had an acquaintance with Keiko at the supermarket where he was part-time. And until the husband and son come back, the day of squirming starts from that moment ...
