After the death of her great uncle, orphaned Lady Rosanna Donnington is overwhelmed to learn he left her his vast fortune. Her life changes as she becomes the target of unscrupulous fortune hunters, but she is determined to marry only for love. She flees London and journeys to Donnington Hall, her new country estate. She hears that the Earl of Melton, whose estate borders her own, desperately needs a nurse, having injured his leg in a riding accident. Making a shock decision, Rosanna decided to apply for the job as his nurse, know she can hide at Melton Castle under a false name.