"Things can't get any worse. Legends are running riot. Half-Hunters are out of control. Darkmouth has been taken away from Finn and Emmie. And Finn's dad, Hugo--proud Legend Hunter-- is washing dogs for a living. But something even more terrifying lurks beneath the surface: an ancient horror threatening both our world and the Infested Side. So scratch that. Things can get worse. Much worse"--Inside dust jacket.