With the Kanda River visible from the window, in a dilapidated apartment with a four-and-a-half tatami mat room, a married woman discovers pleasure...and love. While enjoying a drink in broad daylight, the phone rang. She was about to ignore it, thinking it was just a sales call, but something intrigued her, and when she answered, it was the mother of one of her students. "I have something rather complicated to discuss..." Sensing something was amiss, she invited her to her home to hear what she had to say. A short while later, a woman dressed in a white floral dress appeared...