On an icy November night, Drew Blackmore is beaten unconscious, then abducted. He awakes to find himself in total darkness, naked and chained to the floor. Fed just enough to keep him alive, Drew is unable to identify his captor, or the reason for his incarceration. As reality fades, hallucinations take over. Can Drew escape his prison before madness claims him?
Meanwhile Drew's wife, Holly, despairing of ever seeing him again, turns to his brother for comfort. As the worst winter in decades sweeps the UK, she learns of Drew's tragic past. Could his disappearance be connected with that of a prostitute years before?