Demona Brennan is a confused, young vampire living her life straddling two completely different worlds - the human world and its supernatural underbelly. She works for TGHC, a supernatural food supply company, located above a secret underground city called Terra Hollow. When her boss gives her a new position as a field agent her life is turned upside down. As Demona continues to question her own identity, relationships, and place in both worlds, something sinister begins to take place. She is faced with more questions than ever and the biggest decision she will ever have to make.