At a public bath just before closing time... ~Sweaty sex with a younger man in immoral steamy sex~

After her father-in-law passed away, the husband and wife, Takeshi, took over the public bath at their family home. The busyness makes the couple less time, and they spend their time feeling lonely. At that moment, Manabu, a regular customer who was about to close, happened to join part-time... While working in a sweaty environment, Hitomi, secretly becomes interested in him, and after a certain incident, he ends up having a relationship. The pleasure of the cock that touches her for the first time in a while awakens the desires that lie deep within the married woman, and she climaxes multiple times in the large bath where moans echo...