《欢迎来到威利茨》讲述的是：DeepintheNorthernCaliforniawoods,intheheartofthenotoriousEmeraldTriangle,liesaremotecabin.Theresidentsstruggletofightofftherepeatedattacksandabductionsbymysteriouscreaturesthathaveplaguedthemforyears.Whenalocalpotfarmeriscaughtupwithawaywardgroupofcampersthesituationquicklyescalatesintototalcarnage.