Walnut was living a happy married life, but her husband's work got busy and their nighttime activities decreased due to trying to get pregnant. Frustrated, the married woman indulges in masturbation, but is seen by her husband's stepchild. He demands that she show him her body since she is still a virgin in exchange for keeping quiet, and she reluctantly complies, but the young man's animalistic lust cannot be contained... From that day on, he begins creampie sex that results in her pregnancy...! Before she knows it, the married woman is into the intense and rough sex that is different from her husband's...