Wulf has left behind life in the monastery and is now the Apprentice to Spook Johnson, assisting him in protecting the County from denizens of the dark - which mainly involves Wulf acting as bait.
But Wulf is captured by Hrothgar, a giant with abilities to conjure subservient creatures - or tulpas - from his imagination. And he strongly suspects that Wulf has these abilities too . . .
Wulf begrudgingly begins training with his new master, but meanwhile, something dangerous is afoot in the County. Wulf's old friends, Tom and Alice, have been imprisoned by an all-powerful witch and her brain sucking minions. And together with Tilda, Tom and Alice's daughter, he needs to rescue them from Circe's enchanted lair before it's too late...