简介：Sincethe1940s,alienbeingsknownasGRAYShavebeensightedaroundtheglobewiththethoughtthattheyvisitourplanettostudyourspeciesandcivilizationbeforetheyeventuallyinvade...butwhatifwe'rewrong?Whatiftheyareonlyheretoprotectus?Afterameteoritecrashestoearthawakeningtheextraterrestrialcreaturewithin,ayoungwomanisabductedbyanalienGRAYtoaidinhuntingdownanddestroyingthecreature,beforeitcanreachasecondmeteoritethatfelltoearthdecadesearlier,unleashingitsdeadlyinfestationofearth.