On returning from a visit to a client, antiquarian book dealer Adam Snow takes a wrong turn and comes across a derelict Edwardian House. Overcome by curiosity he approaches the entrance and feels a small cold hand creeping into his own 'as if a child had taken hold of it'. Over the coming weeks he becomes subject to nightmares and panic attacks and further visits from the small hand. He vows to learn more about the house and its overgrown garden...