Fifteen years ago Ryder Creed's sister, Brodie disappeared from an interstate rest stop. She was only eleven and Creed was fourteen. Since then her disappearance has haunted him, so much so that Creed has dedicated his life to his K9 business. He rescues abandoned dogs and trains them for scent detection. Together they search for the lost and missing. A thousand miles away during a police raid, FBI special agent Maggie O'Dell stumbles upon a clue...

"During a training exercise, Creed's scent dog, Grace, is drawn off course and discovers a shallow grave. The body was never meant to be found, hidden deep in an isolated part of Florida's Blackwater River State Forest. The remote area has no easy access in or out. The killer obviously hoped his secret would be scattered and swallowed up by the forces of nature. When Creed's dogs continue to find more remains, investigators quickly realize they're...