When Kelly's husband, homicide detective Bob Martin, starts to pursue a serial killer it soon becomes clear that his newfound passion, the one which ignites his sexuality into a raging force is his passion for the kill itself.

Her world spirals out of control as she realizes the murders are not the work of an amateur, but of a manipulative, well-organized, and lethal mastermind. What Kelly doesn't realize, is that Bob is only the tip of the iceberg, for what lies beneath the surface, is more sinister than anything she could have ever envisioned.