"How to lose a duke in ten years -- without losing your heart. Once upon a time, two sworn enemies -- the bookish daughter of a scholar and the devilish heir to a duke -- made a pact: If they were both still single in ten years, they would marry each other. It was a joke, Nicola thought. A duchess? Her? But when the Duke of Westleigh returns a decade later, he's serious. He needs an heir, so he's holding her to their marriage bargain -- diamond ring,...