When he was 19, James Stark was considered to be one of the greatest natural magicians, a reputation that got him demon-snatched and sent downtown - to Hell - where he survived as a gladiator, a sideshow freak entertaining Satan's fallen angels. That was 11 years ago. Now, the hitman who goes only by Stark has escaped and is back in L.A. Armed with a fortune-telling coin, a black bone knife, and an infernal key, Stark is determined to destroy the magic circle.

Former Blackhawk pilot Luke Angel wants nothing more than to enjoy the easy life he’s found in coastal Florida. He’s got a seaplane business, a well-trained dog, and a loyal and lovable crew to throw back margaritas with. But when a plane belonging to a friend goes missing from Luke’s airport, local detectives are understandably baffled. Clues are scattered from the Keys to the far side of the Gulf of Mexico, and Luke may be the only one with the connections to piece the puzzle back together.

Adair Finch is the most powerful warlock in the world, and one of the best private investigators for hire. He has dealt with corporate vampires, murderous werewolves, and even fae royalty. Everything was perfect until he lost one case—the case where he also lost his brother. So Finch retired. From magic. From PI work. From everything. Bree Blackstone, a twelve-year-old witch, doesn’t know or care about any of that except Finch’s reputation. In the middle of the night, she bangs on Finch’s door. Her mother has been murdered, and now the assassin is after Bree as well.

Meet Laszlo, eight-hundred-year-old demon and Hell’s least productive Curse Keeper. From his office beneath Midtown, he oversees the Drakeford Curse, which involves a pathetic family upstate and a mysterious black monolith. It’s a sexy enough assignment—colonial origins, mutating victims, et cetera—but Laszlo has no interest in maximizing the curse’s potential; he’d rather sunbathe in Ibiza, quaff martinis, and hustle the hustlers on Manhattan’s subway.

A call from a distraught wife, and another from Lt. Murphy of the Chicago PD Special Investigation Unit makes Harry believe things are looking up, but they are about to get worse, much worse. Someone is harnessing immense supernatural forces to commit a series of grisly murders. Someone has violated the first law of magic: Thou Shalt Not Kill. Tracking that someone takes Harry into the dangerous underbelly of Chicago, from mobsters to vampires....