Chief Ty Christie of Willicott, Maryland, witnesses a murder at dawn from the deck of her cottage on Lake Massey. When dragging the lake, not only do the divers find the murder victim, they also discover dozens of bones. Even more shocking is the identification of a unique belt buckle found among the bones. Working together with Chief Christie, Savich and Sherlock soon discover a frightening connection between the bones and an escaped psychopath.