When Dr. Jekyll makes the risky decision to attempt to explore the delicate balance of human nature between good and evil, he cannot conceive what disastrous forces he will unleash with his ambitious experiment. Dr. Jekyll's friends, reputable members of London's high society, begin to worry about his inexplicable change in behavior. What made him suddenly draft a new will, and what connection might he have with the mysterious and repulsive Mr. Hyde? In a London slum, a little girl is trampled and injured, and on a winter evening, an elderly aristocrat is brutally murdered. Why do everyone's suspicions turn towards Mr. Hyde? Is Dr. Jekyll strong enough to resist the dark power of Mr. Hyde? And are his friends able to help him? [Excerpt from the text on the back cover of the edition]