Beholden to the Throne (Empire of the Sands #2)

Outspoken nanny Amy Bannester seems to forget that servitude and silence should go hand in hand. But Sheikh Emir can think of more pleasurable uses for her luscious mouth....Despite their all-consuming passion, the rules governing the desert kingdom of Alzan make it impossible for her to wear his crown. He lost his first wife as she gave birth to his precious twin daughters, but Emir must have a male heir for his lineage to continue - and it's the one thing that Amy can't give him....