Nina, a single mother, has had her eye on her son's friend, Yuki, for a while. When they have a sleepover, she sees her chance and seduces him. Yuki, at the peak of his sexual desire, can't resist the allure of his friend's voluptuous, white, and firm K-cup mother... After their initial encounter, things escalate gradually. The unsatisfied single mother and the sex-crazed student end up pleasuring each other while her son sleeps beside them... Caught in this forbidden game, the married woman falls into an irresistible pool of pleasure...