A thwarted count is determined to get revenge, starting with Charlie Bone's family! Charlie's ancestor is in prison, and it's up to Charlie and the dog Runner Bean to save him. But when the dog is kidnapped, Charlie needs help – especially when he must confront an army of trolls. Seventh in the series. "Jones considerably enlivens the story... [He] offers distinct vocalizations for the teeming number of characters."—Booklist