Miracle Girl is desperate to find clues as to the whereabouts of her sister Miracle Maiden, who is captive of the villainous Dark Destroyer. She tracks down a high-ranking henchman only to find he has been removed from the board. His replacement? Diamond Jack and a chloro rag. Miracle Girl wakes tied up and forced to play Jack’s game of chance for information about her sister. Every time she thinks she has the upper hand, Jack has another trick ready to bring her back down. In the end, she is the one in even more peril than her sister, and Diamond Jack looks to finish her for good.