DeepintheNorthernCaliforniawoodsintheheartofthenotoriousEmeraldTriangleliesaremotecabin.Theresidentsstruggletofightofftherepeatedattacksandabductionsbymysteriouscreaturesthathaveplaguedthemforyears.Whenalocalpotfarmeriscaughtupwithawaywardgroupofcampersthesituationquicklyescalatesintototalcarnage.