Thirty years ago, three girls followed a stranger into the woods. Only two returned. The surviving pair have never been able to remember what happened or what the fate of the third girl was. Local rumours talk of hippies and drugs and mystic rituals, but no one has learned the truth.
This story is just what Rowan Blake needs. He's in debt, his journalistic career is in tatters - as well as his damaged body - and he's retreated to the Lake District to write. Yet even Rowan isn't prepared for the evil he is about to unearth, for the secrets that have been buried in that wood for far too long...