该剧讲述了Inthenearfuture,alienshaveinvadedEarthanddeclaredagalacticwarresultinginthousandsofhumancasualties.TosaveEarth,ateamoffourteenageastronautsbravethealienwildernessofadistantplanettostopanassassinfromchangingthecourseofhistoryforever.
