It's hard enough for Alastair Stone to keep his two lives - powerful mage and mundane Occult Studies professor - separate without an old friend asking him to take on a new apprentice. Especially after a university colleague wants him to investigate a massive old house for things that go bump in the night. Still, Stone figures it's an easy job: just turn up, put on a little show, and announce that the house is clean. Only it isn't. A malevolent spirit is reawakening in the basement.

Kira Talon has a secret. Raised since childhood among the nonmagical “Dim” when her expected magical birthright didn’t materialize, she barely remembers her early time in the opulent floating city high above the war-torn sprawl below. Years later, she’s made a life for herself among the nonmagical, discovering an affinity with machines, making good friends, and venturing carefully into the dangerous, clandestine resistance against the magical overlords.

What does divorcing Hollywood’s most powerful jerk get you? In my case, blacklisted and a ticket to rock bottom. A one-time studio executive, I’m now scrabbling as a newly licensed P.I. in the city that popularized noir. And I’ve just landed a job at a shabby downtown agency. Watch out, LA! But that was before I discovered the agency’s specialty—hunting monsters. The actual kind. Suddenly, I’m learning about a side of the city that makes horror seem like a documentary: vampires, werewolves, hostile spirits, and all manner of magic.

The Supernaturals are destroying humanity. Meet Tristan Montague. Leader of the elite group of mages known as the Ordarum. The war against the Supernaturals has raged for years, and humanity is losing. When the Ordarum is given a suicide mission to recover an artifact that can end the war and hand victory to humanity - Tristan takes it, knowing it may be his last.

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.