未來，地球環(huán)境變得愈來愈惡劣，人類紛紛踏上外太空移民的星際之路。一艘碩大的航天飛船遭遇空難毀滅，載著船長(zhǎng)的逃生艙被另一艘飛船所營(yíng)救。然而，逃生艙里只有被劃定為非公民的夏娃·米勒中尉（瑪麗娜·賽提斯 Marina Sirtis 飾），此時(shí)她呆呆傻傻，陷入混沌。船長(zhǎng)命令部下提取她的記憶，從記憶中得知，已經(jīng)懷孕的米勒中尉在災(zāi)難中和富蘭克林船長(zhǎng)、多默、湯姆森、李等共計(jì)五人登上了逃生艙。雖然米勒遭受其他人的歧視和羞辱，但她還是竭盡全力要尋找生還的希望。只不過最后艙里究竟發(fā)生了什么事？其他四人究竟去了哪里？　　米勒中尉的記憶中藏著可怕的未解之謎……

　　When the Viking space capsule suddenly returns to Earth from its long ago trip to Mars, it brings with it an intelligent visitor that is part "Alien" and part "ET". Encased in armor, it extends a humanlike form from its shell to examine its surroundings and shows an interest in humans including a soft caress of a female scientist prior to the Army killing it. This only enrages its sibling電影天堂