Ellen Ripley returns to the depths of space decades after her terrifying first encounter, only to discover that a distant mining colony has been overrun by a nightmarish swarm of extraterrestrial creatures led by their fearsome matriarch. Trapped on a hostile planet with only a handful of soldiers and her wits, Ripley must confront her deepest fears and wage an all-out war for humanity's survival against an enemy that evolution designed to be the ultimate killing machine.
Decades after surviving the Nostromo incident, Ellen Ripley is sent out to re-establish contact with a terraforming colony but finds herself battling the Alien Queen and her offspring.