DI Nathaniel Caslin's life is a mess. He works the minimum, abuses substances to survive the day and drinks his nights away. A once-promising career is in freefall.

Investigating the death of an ex-serviceman in police custody, reveals the disappearance of a young family. No-one noticed. No-one seems to care. In the grip of a bitter, Yorkshire winter, a family home reluctantly offers up its grisly secrets. Out on the moors, a murder scene of horrific brutality demands Caslin's focused attention. In the search for answers, is anyone who they claim to be?

Haunted by the ghosts of the past, Caslin is pushed to his limits. Will this case break him or be his path to redemption?