Darkest Longings — Susan Lewis

Claudine Rafferty, beautiful, rich and reckless plunges into an arranged marriage with one of France's most savagely notorious aristocrats. Francois de Lorvoire makes it clear to her that he is marrying for family reasons only, not for love.

Trapped in her painful marriage Claudine soon realizes that all is not what it seems in the de Lorvoire family. Against a background of wartime occupation, betrayal, and a terrifying battle for survival Claudine joins the Resistance and learns the bitter truth of her mistakes, as well as the powerful depths of her love.