Thorn Mackenzie was a young Viking when he met Sparkle Stardust long ago. She used him and then abandoned him. Over a thousand years later, he has finally found a way to repay her. Employing his power of persuasion, he assembles a team that can create the ultimate fantasies and illusions. The group will work together in Nirvana, the amazing amusement park Thorn has built—right across the street from Sparkle's Castle of Dark Dreams. To fight back before Thorn bleeds her business dry, Sparkle must hire a spy.

Kay Stanley needs extra money, so she reluctantly agrees to do some sneaking and peeking for Sparkle. But as she gets closer to Thorn, she discovers they have a lot more in common than just a need to crush the competition and a willingness to fight dirty. As sexual tension between them mounts, she finds it harder to see the gorgeous Viking as her enemy. But with an evil force working to destroy their city, they may not survive long enough for her to help him overcome his...