In Graham's "The Last Cavalier", arrogant Jason Tarkenton steps into a world he doesn't recognize--and into the arms of Vickie Knox, a woman he can barely resist. In Cassidy's "Mystery Child", single mom Julie Kingsdon is awakened each night in Kingsdon Manor by the crying of an anguished child. But her sleep is restless also because of thoughts of her sexy former brother-in-law, Forest.