Those marines, their white sites, were the first few good men and women who started a new race of humans, real people, wanting to fight Narus, bring an end to Weyland-Yutani, it’s high tech, weapons, called the aliens xenomorph and yuitasu, a hunter killer, from exo deep space system, in the galaxy, all developed with the now exhumed Engineers, another earth like race of human DNA bipeds, but alien origin, bad species, arrogant, that weyland Yutani, helped to bring to earth, the end of life, creatures, that is all that they ever did, kill. Now, in 2057, after the end of the Ceph invasion from another galaxy, the colonial marines are formed, the real NATO, fighting Narus, all its clones of Pandutji. Headed by a recluse, weyland Yutani officer, whom they meet, later in the future, Ripley.