It was a mystery to Melanie Grenville why the wealthy, handsome Earl of Denby, who could have wed any belle of the ton, asked her and not her dazzling sister to be his wife. Her ignorance was bliss, for had she known, she would have been both shocked and shamed. All to soon, however, she did know all to well that Denby had kept his mistress, the deliciously desirable Mrs Alice Whitehead. His union with Melanie clearly was one of convenience only. Except for one very inconvenient detail, Melanie had fallen in love with him.