Bentley Grimes is a killer not content with just taking a victim's life, he also wants to experience emotions. When he kills George Braddock, Bentley infiltrates the Braddock household by befriending his victim's oldest daughter, Katie. He witnesses their misery searching for that indefinable trait that makes him different from the rest of the world.Frank Miles is a detective with his own demons, and his own obsession, catching George Braddock's murderer. The three, Katie, Frank and Bentley are all on a collision course for each other, none of them knowing the secrets that each hides in their souls.