Avril Shearing is a landscape gardener brought in to reclaim an overgrown woodland for the handsome and manipulative Michael Deverick. But among the trees lurks a tribe of environmental activists determined to stop anyone getting in, led by the enigmatic Ash, who regards Michael as his mortal enemy. Avril soon discovers that on the Kester Estate nothing is as it seems. Creatures that belong in dreams or in nightmares emerge after dark to prowl the grounds, and hidden in the heart of the wood is something so important that people will kill, or die, for it. Ash and Michael become locked in a deadly battle for the Wildwoodand for Avril herself.