The Killer Instinct series from New York Times bestselling author Cynthia Eden continues as an FBI profiler tracks a case that resurrects ghosts from his pastEx-SEAL Tucker Frost knows that the world is full of evil. He saw it in the face of his own brother, Jason Frost, a cold, methodical, sadistic killer....

Don't miss the heart-pounding prequel novella to bestselling author Cynthia Eden's new Killer Instinct series!When untried FBI profiler Samantha Dark is face-to-face with a killer, there's no room for fear. Her best weapon is her instincts....

Two FBI agents are caught in a merciless vigilante’s crosshairs in New York Times bestselling author Cynthia Eden’s electric Killer Instinct seriesSheltered in the shadows of the Smoky Mountains is the suspect who’s summoned FBI agent Macey Night’s fears to the surface....

In this gripping new series by New York Times best-selling author Cynthia Eden, a disgraced FBI profiler must save her reputation by stopping a sadistic killer she knows all too well.Former FBI agent Samantha Dark was one of the most respected profilers in the bureau, an expert on the twisted minds and dark hearts of the most depraved criminals....