Ten years ago, the disappearance of firearms police officer Jonah Colley's young son almost destroyed him.

A plea for help from an old friend leads Jonah to Slaughter Quay, and the discovery of four bodies. Brutally attacked and left for dead, he is the only survivor.

Under suspicion himself, he uncovers a network of secrets and lies about the people he thought he knew - forcing him to question what really happened all those years ago...