AnancientChippewademon,theWINDIGO,isresurrectedbyaNativeAmericanteenagerandhisgrandmothertoprotecttheirfamilyafterarun-inwithback-woodsmethdealers.Theysoondiscoverthatthecreature’slustforkillingcannotbecontrolled.AseachkillingbondstheteenandtheWindigoevercloser,thefamilymustfindawaytobreakthecursebeforeallofthembecometheblood-thirstycreature’snextvictims.化身邪魔