"With his sister stuck in Minecraft, Gameknight999 will have to face a new enemy to save her!"--Back cover.

Just when Zombie's life seems to be getting back to normal, it gets turned upside-down again. Adorable little gnomes are appearing on everyone's lawns, but nobody knows where they came from or why they're there. But they seem pretty cute, so Zombie doesn't mind. At the same time, people are mysteriously vanishing into thin air and no-one knows where they've gone. Can Zombie and his friends uncover where the gnomes are from? Will they find out where...