A wife, Yukari, who lives a happy family life with her younger husband. One day, a new employee welcome party was held at my husband's company. One of the new employees, Ryoko Akasaka... Shows a gesture that seduces why. He loses to Ryoko's invitation and ends up having a physical relationship. The shadow of lustful conspiracy looms over the happy couple... The man who appeared in front of Yukari was a detective of the Koshinsho. With a tape on which Ryoko's obscene love affair was recorded.
