大卫是一个科学家，尽管他的著作拥有许多读者，然而同行们却对他的学术观点嗤之以鼻。某次伊朗进行秘密核试验，结果导致地球磁极发生变化，一场巨大的灾难正迫在眉睫，而这一事实正与大卫当初的预言相符。现在大卫必须赶紧行动起来，和周围人一起为拯救地球而努力……WhenEarth’smagneticpolesbeginreversing,DavidTerran,theonlyscientistwhopreditedthepossibilityofsuchasci-fidisaster,mustjoinforceswithhisestrangedfriendandlovertosavetheworld.Thoughhiswritingsfoundmassreadership,scientistsscoffedathistheories.ButwhenanIranianundergroundnucleartestsetsoffaglobalphenomenonthatmatchesDavid’sdoomsdayscenario,hemustattempttofindasolutioninordertoavoidacatastrophiceventofglobalproportions.-dpeavyScientistDavidTerranhaswrittenbestsellersaboutthedangersofEarth’smagneticfields,buthisunconventionaltheorieshavemadehimajokeamongsthiscolleagues.Evenhisbestfriend,MartinWard,refusestotakeDavid’sscientificideasseriously.Deniedtherespecthedeserves,Davidgivesuponhiscareerandretreatstoaremotecabintoliveouthisdaysalonewithhisfather.Meanwhile,halfwayacrosstheglobe,theIraniangovernmenthasbegunaseriesofroguenucleartestswhichunexpectedlysetsintomotionaseriesofdangerousevents.Asuddenspikeinsolarradiationanddevastatingearthquakesthreatenstodestroyalllifeontheplanet.Desperatetodosomething,theUSgovernmentcallsonDavidforhelp.Buttheonlywayhecansucceediswiththehelpofthefriendwhodidn’tbelieveinhim.NowDavidandMartinmustpulltogethertorebuildtheirfriendshipandsavetheworldfromtotaldestruction.[D-Man2010]