IT'LL TAKE MORE THAN ANGELS AND DEMONS TO STOP HIM. Reporter Spencer Finch is embroiled in the hunt for a missing book, encountering along the way cat burglars and mobsters, hackers and mysterious monks. At the same time, he's trying to make sense of the legacy left him by his late grandfather, a chest of what appear to be pulp magazines from the golden age of fantasy fiction. Finch gradually uncovers a mystery involving secret societies, generations of masked vigilantes – and an entire hidden history of mankind.