Kokoro hates her mother's remarriage partner who gives her lewd looks. One day, her mother returns to her hometown, leaving Kokoro alone with her stepfather for three days. That night, while her mother is away, her stepfather sets a trap she had been wary of, drugging her and violating her throughout the night. Unable to escape to school, she is molested and repeatedly brought to climax by his relentless thrusting, all while being fondled on her well-developed breasts. Despite her hatred for her stepfather, she becomes engrossed in his penis, eagerly accepting his internal ejaculation, completely falling for him. "I want more of your big penis..."
