Orbiting high above earth, a glimmering space station--Earth II--is home to 2,000 inhabitants of an independent nation, an experiment dedicated to science and the peaceful coexistence of man.The community does not permit weapons on the station; however, it is not the peaceful paradise originally envisioned. But now everyone will have to work together to overcome a threat launched from the blue planet below--and decide whether or not to retaliate with violence.