简介：aaaAgroupofdocumentaryfilmmakersarefilmingaTVspecialabouttheeventswhichoccurredatthefamousandmysteriousabandonedCainHillasylummanyyearsearlier,andtheunexplainedabductionsandmurdersthathaveoccurredatthesitesincethen.ThegroupsoonlearnthatoneoftheinmatesneverleftCainHillatall.