Rookie detective Allison Doyle only has room in her life for one goal: to prove to everyone that she is every bit as capable as the men in her small-town Texas police department. But when a vicious murder sends shockwaves through her community, Allison finds herself at the epicenter of a bigger challenge than she ever imagined. Legendary FBI profiler Mark Wolfe arrives to consult on the case and puts forth a startling new theory-that the crime is not the handiwork of the police’s prime suspect, but of an elusive psychopath Mark has been hunting for more than a decade.

Teaming up with Mark puts Allison’s professional reputation-and her heart-in jeopardy, but she shoves these risks aside so she can tap into one of the FBI’s best assets. With Mark’s help, as well as the elite group of forensic scientists known as the Tracers, Allison uncovers the killer’s true identity. Or does she? As the net tightens around a psychopath, Allison begins to wonder if she and Mark have trapped a killer or become ensnared themselves….