Inthedistantfuture,alargeportionofhumanitylivesonMars,incitiesthatresemblethoseoncefoundonEarth.ThecitiesareprotectedfromtheinhospitableMartianatmospherebydome-likeforce-fields.WhenamassivesandstormbreaksthroughthedomeanddestroysMarsNewYork,thoseinMarsLosAngelesmustfigureouthowtostopthestormbeforeitwipesthemoutnext