Determined to pay back Mary Queen of Scots for her kindness, Thea Hunt journeys to Scotland to warn the queen not to enter into a treacherous marriage but finds herself chased down by a golden-haired highwayman.
Discovering the handsome, shipwrecked Morgan St. John on the island beach where she is self-exiled, clairvoyant Penelope Fairfax learns that he has no memory of his life as a merciless agent to the queen of England.