Kamiyama Noboru, a trading company employee, becomes close to Miss Mantle, Akemi, by chance. He often argues with his wife, Kyoko, about the upbringing of their five-year-old daughter, which is also why he is attracted to Akemi. Kato, Noboru's colleague, also learns to hang out with Miss Mantle, as he is easygoing as a single man, and takes a particular liking to Akemi, so he begins to see her frequently. The two get into an argument about Akemi, and even come to blows. In fact, Akemi has a husband who is working away from home, and a five-year-old daughter... Nakagawa Mizuho, ​​who was active in Romantic Porn in the 1980s, starred in this thrilling 1991 film, in which she fully displays the charms of a mature woman.