He went on a company trip to a hot spring town... But his wife got angry at him over the phone... He was depressed so he decided to go to a nearby bar to cheer himself up... There he got drunk with a mother with divine breasts... When he woke up, she started to tempt him with a French kiss. He refused because they were both married, but he couldn't resist the temptation... And so began a forbidden double affair. He got lost in the mother's amazing technique and her unrestrained sex with creampies allowed, and forgot about everything, and had a secret affair for several days...