She's a hell-raising rock princess on the run. He's a sexy undercover cop who's got her in his sights. Together, they're about to make beautiful music. nbsp; Black leather skirt. Spiked blond hair. And a smile to stop a man cold. She's Riley Callahan, the hell-on-wheels daughter of a rock superstar. When her famous father flees the country to avoid a tax evasion charge, Riley turns government freelancer to support herself--and is soon accused of leaking confidential information to the criminal underworld. That's why U.S. marshal Charlie Zap is hot on her trail. He's trying to stick close like a pair of skintight jeans, but follwing the ultimate party girl requires quick thinking and fancy footwork. nbsp; So what if this hunk in biker boots happens to be in the right place at the right time to save her life? Riley may not think she needs any help, but if she even tries to clear her father's name, her new babysitter's coming along for the ride. Who would have guessed that they'd end up cruising the country together in a pink Cadillac--visiting Zap's endearing family and mixing with Elvis clones at Graceland? Soon enough, the biggest shock is what Zap's doing to Riley's heart.