After her partner was kidnapped and murdered, Mildred "Millie" Cardy went from being the best field agent in her department to being transferred into the Royal Castle to be the body guard of the notoriously wild Prince Eriksson "Erik" Rhodes of Arronhim. While trying to keep him out of trouble, and trying to coup with her new life within the royal grounds, while she finally be at piece? Or will her past come back to haunt her?