Yearsafteranalieninvasionalmostextinguishedhumanmankind,refugeeonasecretbaseonthYearsafteranalieninvasionalmostextinguishedhumanmankind,refugeeonasecretbaseontheMoon,threeheroesdecidetojumpintoatimetravelinthedesperateattempttosavethesurvivorsbuttheydon’tknowthattheSentineliswaitingforthem.详情