It is twenty million years in the future. Although a calamity long ago destroyed Earth, somehow archeologists have just unearthed a Moscow subway train full of passengers with their print media from 2022 perfectly preserved. Now the archeologists must answer a complex question: Did the Jupitorians annihilate the world as they have all been told by the Cobasta Aliens, or did the world self-destruct? While the archeologists travel to Mars...