剧情简介：When Rigg and his friends crossed the Wall between the only world they knew and a world they could not imagine, he hoped he was leading them to safety. But the dangers in this new wallfold are more difficult to see. Rigg, Umbo, and Param know that they cannot trust the expendable, Vadesh ? a machine shaped like a human, created to deceive ? but they are no longer certain that t...(展开全部)
作者：Card, Orson Scott
出版社：Simon Pulse
ISBN：9781416991779
