The events in The Mysterious Card Unveiled take place 11 years after Richard Burwell returns home. It is a first-person account by a kind and scrupulous physician who is treating him for mental disorder and unspecific ailments. He is actually looking for someone to talk to, someone he can unburden himself on. The doctor, an enthusiastic student of palmistry, takes a keen interest in Burwell when he discovers on his patient's palm a sinister double...