Caroline Greene, Abigail to Lady Eleanor, is not the sort of young woman to engage in lies and subterfuge. However, Caroline never expected to have a chance to better herself by posing as a distant member of her employers' family. Bowing to Lady Eleanor's dying wish, Caroline journeys to the family's country estate where no one knows her former status. There she becomes the unwilling target of the unscrupulous Lord Humphrey. In desperation, she turns to the handsome young groom, Geoffrey, for help. When he learns Caroline's secret, he vows to keep it as they unwind the secrets of Castlegate Manor and expose Lord Humphrey's devious plan. But Caroline does not know that Geoffrey has a secret of his own. Will that secret draw them together, or keep them forever apart?