A half-drowned stranger turns up at the door of Garad Gaheris, retired King’s Champion, with a hell of a story to tell. The ex-knight may have uncovered a conspiracy involving the very highest echelons of London’s elite. Current King’s Champion Si Wyll, a master illusionist, still reeling from the betrayal of his lover and the death of his mentor, is poised to become the most dangerous man in London. Then a figure from his past surfaces, determined to blackmail him into a plot to change the balance of power for good. And the city’s godchildren, those born with illegal magical abilities, have had enough of being put down but who must die to ensure their ascension?