该剧改编自休·豪伊所著(zhe )同(tóng )(📼)名畅销(xiāo )科幻系列(liè )小说,故(🕸)事发(🔱)生在一个反(🎺)乌(wū )托(tuō )邦(bāng )未来,大约一万(wàn )(🔬)名人类在(🥩)144层深的筒仓型地堡(bǎo )(🌗)居住,他们被告(⚫)知外(wài )面的世界(jiè )(🤷)因受到毒(🕖)气(qì )(🕯)感染(rǎn )而变得(dé )不适(🛹)合人类居住,仅余的幸存者(😚)遂(suí )躲进地(dì )(😻)堡避难(🚑),并制订了规条来维持地(🚢)堡中(zhōng )的新(🚣)社(shè )会运作。