Unable to forget the young and energetic cock of her former student Koji, with whom she had a physical relationship in the past, teacher Yumiko visits his house. Koji's father blames her for her past mistakes and blames her pussy. For the first time in a long time, she and Koji are so engrossed in each other's bodies that they climax many times. Her father threatens her, making her say that she loves cock, and training her as a sex slave. A forty-year-old woman goes crazy as she is attacked by three cocks at the same time!