Lynn and Lucy are life-long best friends, their relationship as intense as any romance. Neither has ventured far from where they grew up. Lynn, who married her first boyfriend and whose daughter is fast growing up, is delighted when the charismatic, volatile Lucy has her first baby boy. Lucy, however does not react to …

该剧基于休·豪伊所著同名畅销科幻系列小说改编，设定在被破损、有毒的将来，数百层楼深的一个重大地下筒仓中存在一个 社区，汉子和女人生存在一个布满规章制度的社会里，凡是和“进来”有关的一切都成为致命禁忌。　　丽贝卡·弗格森扮演自力而勤奋的工程师朱丽叶，她也担当履行建造人。蒂姆·罗宾斯扮演IT主管伯纳德，进进了朱丽叶的部队。