Sultan's Ransom by Loreth Anne White

The warrior blood of his ancestors urged Sheik Rafiq Zayed to claim what was rightfully his. But first he needed to stop a deadly virus. And there was only one woman who could help him. Yet after kidnapping the seductive Dr Paige Sterling, Rafiq realised that she was more than just essential to his mission...this woman had somehow unleashed a passion he’d thought long gone.