The horrors of war through the eyes of a real WWII soldier, Sam Byrne was a Wyoming ranch boy who was drafted and went off to war to do his duty, in spite of the fact that he didn't want to "haf'ta kill unless I really haf'ta."

During their search for a habitable planet the last living humans crash-land on a barren world, inhabited by bloodthirsty aliens and mysterious post-apocalyptic warriors.