A sudden wave of brutal murders terrorizes New York City, with the victims all linked by the fact that they were encountered or apprehended by someone dressed as a police officer. Detective Frank McCrae connects these inexplicable killings to a mysterious figure rumored to be a rogue cop. As McCrae navigates the labyrinth of accusations and hidden clues, suspicion falls on Officer Jack Forrest, a dedicated policeman grappling with personal troubles and a failing marriage. With his reputation and freedom on the line, Forrest must join forces with McCrae and his sympathetic colleague, Theresa Mallory, to clear his name and expose the true identity of the killer.

The investigation takes a dark turn when they uncover evidence of a sinister conspiracy involving the police force itself. As McCrae, Forrest, and Mallory delve deeper, they face numerous obstacles from both the killer and those protecting him. Their quest for justice becomes increasingly perilous as they confront the possibility that the murderer is not just among them but operating under a veil of institutional corruption. With the city's safety hanging in the balance, the trio urgently strives to reveal the truth before more lives are lost in the chaotic streets.