ColonelBranson(ThomasGibson)headofasecretandcovertdivisionoftheNSAkeepstheShadowWolvesoperatingalbeitnowindependentandrogue.HisangerafterhisdaughterwaskilledinAfghanistantrainingciviliansdriveshimtodefend"his"Americaandherbordersbyallmeanslegalorotherwise.WhenISISterroristsbegintosneakacrosstheUSBorderintoArizonaBransonalertstheShadowWolvestotrackandstopthem.BransonsendsEricShaw(CodyWalker)hismostdeadlyandeffectiveagenttojoinupwiththeShadowWolves.TheWolvesareledbyNabahe(GrahamGreene)aNavajohonoredmilitaryveteranandanoldcolleagueofBranson’s.AtthesametimeinLondonLadyMilton-Simon(LouiseLombard)headofanMI6anti-terroristdivisionsendsouthereliteagentMajorMcLaren(TomHutch)totrackaterroristnamedKhan(SolomonShiv)whohasapersonalvendettaagainsttheUSandtheShadowWolves.LadyMiltonandMcLarenlearnKhanisheadingtoMexicotobe...