OBA-235 — While Her Husband Is Away, Keiko Hattori, A Married Woman, Invites Her Sex Friend Over To Her Home And Indulges In Sex

A few months after her husband and son Shinichi became obsessed with sumo wrestling, they decided to go watch a sumo match this Saturday. On Saturday, Keiko and her husband Shinichi leave her behind and go to watch the match, but a few minutes later, a young man comes into the house. The man's name is Tanaka, and he and Keiko met at the supermarket where she worked part-time. A day of non-stop sex with a time limit begins from that moment until her husband and son return home.