Patrick Bowers specializes in tracking down the killers who elude the FBI’s best forensic investigators. As an environmental criminologist, Bowers employs twenty-first-century geospatial technology to analyze the time and space in which a crime takes place. Using an array of factors, Bowers can pinpoint, with surprising accuracy, the important clues that lead to solving the toughest cases. 
 
Bower’s impressive skills have made him one of the Bureau’s top agents. Until now. Called to the mountains of North Carolina to consult on a gruesome murder, Bowers finds himeself caugth in a deadly duel with a serial killer who seems to transcend Pat’s analytical powers. Forced to track the killer’s horrific string of murders one by one, Bowers finds his tchniques and instincts put to the ultimate-and perhaps final-test.