As a child Jude suffered a recurrent nightmare; now her six-year-old niece is having the same dream. A successful auctioneer, Jude is asked to value a collection items belonging to Anthony Wickham, a lonely 18th century astronomer, and she leaps at the chance to escape to the untamed beauty of Norfolk. With the help of Euan, a local naturalist, Jude begins to untangle Wickham's tragic story, but she discovers threatening links to the present.