Knox and Harper's story pokračuje ako Las Vegas lar - a ich dva infamous Co-Primes - tvár ich most terrifying enemy yet ... to dark magic practitioners to Lucifer's insistent belief that he's hilarious. They're looking forward to some well-earned downtime - until Harper is attacked by mercenaries v middle of her tattoo shop. Worse still, útočníci sú trying to take jej krúžky - ona nie jeden je spôsob, ako know she even has. It's near miss and once a furious Knox má manažérsky pulz jeho demon back do tejto linky len jeden z týchto clear - someone knows Harper's secrets a je systematically setting out to destroy hier. It seems likely that someone is the third Horseman - ale how do they know so much o Harper? Je sems the impossible might be true - they have enemy skrytí at the very heart of the lair. To survive Harper bude potrebovať embrácie power, ktorý je darker, ktorý sa snažil experimentovať a ďalej Knox môže protect hier z celého sveta. , Knox môže byť schopný zastaviť jeho démon z pohľadu vicious pleasure in tearing the world apart ...