Beneaththefakebloodandcheapmasksofcountlesshauntedhouseattractionsacrossthecountry,therearewhispersoftrulyterrifyingalternatives.Lookingtofindanauthentic,blood-curdlinggoodfrightforHalloween,fivefriendssetoffonaroadtripinanRVtotrackdowntheseundergroundHaunts.Justwhentheirsearchseemstoreachadeadend,strangeanddisturbingthingsstarthappeninganditbecomesclearthattheHaunthascometothem..