THE INEQUALITY OF MERCY. What happened after Sherlock Holmes and Dr. Watson pardoned Captain Jack Croker for killing Sir Eustace at the Abbey Grange. Have you imagined that he sailed the seven seas for a year and then returned to his beautiful, beloved Mary Fraser? That didn't happen. A year later, murder, treachery, and international intrigue descended on Abbey Grange and, once again, Sherlock Holmes was called upon to bring criminals to justice and assist in the course of true love.