The shocking, simultaneous discovery of two dead bodies on two continents, both still bleeding after their lifeless bodies are found, leaves the police dumbfounded. Is it some horrific disease or something more sinister? Enlisted to assist law enforcement, Dr. Andy Friedman and Dr. Leila Baker attempt to unravel the mystery. From Los Angeles to New York to Switzerland, Norway, and Scotland, they chase many, seemingly unrelated clues and learn about other horrors beyond those of the dead bodies. During the fast-paced, global chase to solve the mystery, Andy and Leila discover as much about themselves and each other as they do about the circumstances of the mysterious deaths. They also confront issues of religious and ethnic tolerance that arise unexpectedly. Their journey is not only an unearthing of clues, but a self-discovery ultimately culminating in both of them wrestling with an unimaginable moral dilemma.