As creatures of the dark hunt for the witch assassin Grimalkin, who carries the captured Fiend's head, Spook's apprentice Tom tries to find a way to finish this terrifying evil once and for all.

When witches steal Tom's inheritance and kidnap his relatives, Tom, the Spook, and Alice set out for Pendle Hill, a particularly dangerous district, in hopes of preventing the three witch clans from uniting to raise the Fiend, the Devil himself, thus bringing about an age of darkness.

Returning from Greece, Tom and the Spook find that their home, including the Spook's precious library of knowledge, has been burned to the ground, and that their battle against the denizens of the dark must continue.

Thomas Ward faces his ultimate test as he and his master prepare to deal with the Fiend once and for all.

Young Tom, the seventh son of a seventh son, starts work as an apprentice for the village spook, whose job is to protect ordinary folk from "ghouls, boggarts, and all manner of wicked beasties." Capturing witches Binding boggarts Driving away ghosts For years, Old Gregory has been the Spook for the county, ridding the local villages of evil. Now his time is coming to an end. But who will take over for him? Twenty-nine apprentices have tried-some floundered,...

The continuing adventures of Tom, the seventh son of a seventh son and apprentice to the local Spook, who faces danger and death daily in his job protecting the region from evil.