简介：Stillstrugglingtoacceptherfiancé'sdeathinarockclimbingaccident,mountainguideDIANAPENNINGTONgratefullyacceptsindustrialistCURTSEAVER'soffertofindthebodyusinganewsatelliteimagerytechnologyhiscompanyhasdeveloped.Butwhiletraversingthelegendary"Snowman'sPass"withCurtandhiscompanionsHUGOandTYLER,Dianaishorrifiedtodiscoverthesearchforherfiancéisadecoy;theyareinfacthuntingforafallenspysatellite,propertyofanenemyforeignpower.Barelyescapingwithherlife,Dianafindsherselfpursuedthroughthecoldandthreateningmountainsinadeadlycatandmousegame,withonlyabackpackfullofclimbinggearandherinstinctstodefendherselfagainstthedangerous,andincreasinglydesperatemen.…