For centuries, Fair Castle stood peaceably enough in the north country of England, until its suddenly impoverished owners were forced to sell it to a suddenly wealthy American couple who had the castle moved, stone by stone, to a knoll overlooking the Hudson River in New York. There they've lived happily, though not very lavishly, with their daughter and granddaughters, all of them chipping in to give tours of the castle while still nurturing their artistic sides.
And then one day, when no one is looking, a tall, dark, and very handsome stranger appears along with the usual tourists in the Great Hall of Fair Castle. Wildly rich from the sale of a software company he founded and then sold, William Braddock, Baron of Norwood, is on a mission to conquer all within Fair Castle and then move the thing back to England. Why not? It's his family's castle. It's his beloved grandmother's fond dream, and Will will do anything to make it come true for her.
But a fiery opponent stands in his way: Elinor MacLeish, the owners' granddaughter and a successful writer of children's books that are set in a castle very much like the one she lives in. Will finds himself jousting repeatedly with Elinor, except when he's crossing swords with another who also has an agenda. And then there is the pair whose ties to Fair Castle are far, far more ancient than those of anyone else ....