Josephine Greyville, the daughter of an earl finds herself kidnapped on the eve of her wedding by her fiancé's twin who just happens to be a pirate... a true devil of the high seas. Torn between the duty to marry the man she's promised to and caught up in the storm of passion she finds with her new pirate captor, Josephine fears she must choose between her family and her heart. When Gavin Castleton stumbles through a secret entrance to his Cornwall estate, after losing his ship to a mutiny, he finds himself at the tender mercy of a young woman destined to marry his twin brother. Being the wicked one of the pair of brothers, Gavin can't resist taking the treasure of her heart, even if it means losing all he holds dear.