Dangerous Love, A

He was playing a dangerous masquerade... Griff Knighton's found the perfect way to avoid being trapped into marriage with one of the Earl of Swanlea's daughters: he'll swap identities with his man of affairs during their next visit to Swan Park, and be free to pursue his own desires! After all, he's not about to marry some homely spinster just to claim his rightful title. But Griff didn't reckon on the brazen, voluptuous Rosalind, who could tempt even a saint into sinning, and Griff is no saint.
She was determined to unmask him...