Hazel Maxwell is a vampire who was taken in by the most well respected wolves in the Silver Crescent pack. At first the Alpha was hesitant on letting a vampire live among them. But after hearing what might happen to her real parents, he allowed Hazel to stay until she was old enough to be out on her own. But when tragedy strikes, her world is turned upside down so she does what she should have done a long time ago.

Felicity Cox is part of an assassination agency known as The Mafia that takes out criminals like the Hitman games and is one of the best there is and the youngest. When she's assigned to be security guard to Serenity Maxwell, a wealthy socialite, feelings Felicity tried to repress starts flaring up and it's causing her to lose focus. Serenity also develops feelings for Felicity, despite Felicity being a Ghost and Serenity being a Werewolf. Felicity will stop at nothing to make sure Serenity is ok even if she can put a stop to Evan Baker, who has an obsessive crush on Felicity.