Kresley Cole 
Kiss of a Demon King 

From #1 New York Times bestselling author Kresley Cole comes a spellbinding tale set in the Immortals After Dark universe: the story of a demon king trapped by an enchantress for her wanton purposesand the scorching aftermath that follows when he turns the tables and claims her as his captive.His obsession Sabine, Sorceress of Illusions: the evil beauty who surrenders her body, but not her heart. Her downfall Rydstrom Woede: the ruthless warrior who vows to keep her at all costs. They were never supposed to want each other this much… With each smoldering encounter, their shared hunger only increases. If they can defeat the sinister enemy that stands between them, will Sabine make the ultimate sacrifice for her demon? Or will the proud king lay down his crown and arms to save his sorceress?