Simply Magic. Number 3 in series, Paperback/Mary Balogh

When Susannah is introduced to the charming, handsome Peter Edgeworth, he unsettles her with his seductive gaze and brash pursuit. Yet the more Peter advances, the more Susanna withdraws. Suspecting that Susanna is haunted by a tragic history, Peter is determined to defy the mysteries of her past for a future with this exquisite creature.