The assassination of a dirty cop. The fiery suicide of a fashion model. The ritual sacrifice of a street hustler. The 17-year-old murder of a corrupt man. On the surface, they seem unrelated. Yet experience has taught Detective John Salvatore Pans that appearances are deceiving, and he sets out to unravel the truth. As he is drawn to the epicenter of this dark mystery, he finds that these horrors are hard-wired directly into the soul of an ancient and unspeakable evil.In a chilling race against the clock, and with no one he can trust, Paris must somehow trap a twisted psychopath -- knowing in his heart that sometimes, in order to catch a monster, one must summon the monster within.