Callum Hunt's life has been difficult ever since he was admitted to the Magisterium, since his father suspects him of being evil, and his closest companion is a Chaos-ridden wolf--but when he discovers that his father may be trying to destroy both him and Havoc, he escapes back to the magical world and he and his friends Aaron and Tamara, become involved in the search for the stolen Alkahest, a copper gauntlet with dangerous powers.

Warned away from magic all of his life, Callum endeavors to fail the trials that would admit him to the Magisterium only to be drawn into its ranks against his will and forced to confront dark elements from his past.

While gathering food to bring to his grandfather, young Arthur becomes trapped in the city of Ratbridge, where he and some new friends try to stop a plot to shrink the monsters of Arthur's home, the Underworld, for a nefarious purpose. Welcome to Ratbridge. But beware -- for there is skulduggery afoot. Young Arthur has fallen foul of the appalling outlaw, Snatcher, and is trapped alone in the town with every way home sealed. Meanwhile Snatcher and...