While her husband is on a business trip, Misao has an excess of sexual desire. Just as her son's friend Ko-suke comes to visit, she learns that he is well-endowed... Thinking to relieve some stress by playing around lightly, she finds out that he is incredibly potent and doesn't stop until morning! Every day, Ko-suke ejaculates continuously, giving Misao countless orgasms. In the endless chain of pleasure, her body finally gives in...
