The faded elegance of Cornerstones has long been home to the occasionally mischievous spirit of a Victorian ragamuffin known simply as 'Nobody'. Now Peter Sinclair, his wife Jane and their two children, Tom and Gilly, arrive there with the aim of setting up an antiques business. For years, Nobody has succeeded in frightening all-comers away from the rambling old house, but it seems the Sinclair children see right through him, literally!