Nobody remembers the young men entering the abandoned London flat a few weeks ago. Nobody cares if they left.

Until the unbearable smell of decay.

DCI Antonia Hawkins is called in to view the dead men; three, lying neat in a row. There's no damage to the bodies, no obvious cause of death. Is this a suicide pact? Or is that just how it's meant to look?

But Hawkins soon discovers the link between the three men. They had all been fascinated by the supernatural and the occult. And they had recently met in a tiny village just outside London.

A village named Cold Christmas . . .