AftertheDawnRebellion,ChartravelstoEarthandmeetsagirlwithmysteriouspowersnamedLalahSune.Meanwhile,AmurosfatherTemRayisworkingontheRX-78developmentproject.LearningofthedefectionofDoctorMinovsky,akeyfigureinZeonmobilesuitdevelopment,heheadsforthemoon.Historysfirstbattlebetweenmobilesuitsunfoldsinthetwilightzoneofthelunarsurface.ThencomesUniversalCentury0079.Side3,thespacecityfurthestfromtheEarth,launchesawarofindependenceagainsttheEarthFederationgovernmentunderthenameofthePrincipalityofZeon.Aneraofviolentupheavalbegins,inwhichhalfofthetotalhumanpopulationwillbekilled...