The Last Apprentice: Wrath of the Bloodeye (Book 5)

After two years as the Spook's apprentice, Thomas Ward faces a new threat in the form of the ancient water witch, Bloodeye, who is threatening to destroy the County. To hone his skills, Tom travels to the far north to train with the intense and demanding Bill Arkwright, whose harsh methods challenge him further. As danger intensifies, Tom must rely on his training and courage to confront powerful forces on his own.