But Sebastian Durant, Viscount Whitfield, did recognize her as a Fairchild, one of his family's bitter enemies. When he demanded her help recovering a stolen diary, she dared not refuse him. When he proposed they masquerade as a betrothed couple, loyalty forced her to agree. And when the restraint between them shattered and pleasure became an obs+M50ession, Mary had to trust a powerful man who could send her to the gallows ... or love her through eternity.