Violets in the Snow — Patricia Grasso

He was her guardian, the duke of darkness--and desire.

She tried to drive him away from Arden Hall. Instead, Isabelle Montgomery was charmed by the rakehell John Saint Germain, the handsomest--and most dangerous--man she'd ever met. He said she was his ward, and he'd come to sweep her off to London and a proper debut. Isabelle's guardian angel had promised a dark prince would be sent by destiny to save her. But Saint Germain's scorching appraisal suggested she'd need protection from him.

No woman could refuse the dashing John Saint Germain, Duke of Avon, arrogant and dark as sin. Saint Germain had known betrayal and vowed no woman would claim his heart again. But he hadn't reckoned on the innocent beauty who slammed the door in his face. Much against his will, he'd agreed to become her guardian, to prepare her for London's marriage market. But now he was determined to claim her as his own, oblivious of the enemies he'd earned pursuing the woman who had become his heart, his soul, his destiny....