While on vacation, Warden Investigator Mike Bowditch receives a strange summons from Billy Cronk, one of his oldest friends and a man he had to reluctantly put behind bars for murder. Billy wants him to investigate a new female prison guard with a mysterious past, and Mike feels honor-bound to help his friend. But when the guard becomes the victim in a brutal attack at the prison, he realizes there may be a darker cover-up at play--and that Billy...

"Mike Bowditch is fighting for his life. After being ambushed on a dark winter road, his Jeep crashes into a frozen river. Trapped beneath the ice in the middle of nowhere, having lost his gun and any way to signal for help, Mike fights his way to the surface. But surviving the crash is only the first challenge. Whoever set the trap that ran him off the road is still out there, and they're coming for him. Hours earlier, Mike was called to investigate...