Thefilmopenswithanarrateddisclaimeroverfootageofanopeningcoffin.Thenarratorexplainsthatthefilm'sclimaxissoterrifyingthatitmaykilltheviewer,andreassurestheaudiencethatiftheydieoffrightwhilewatchingthefilm,theywillreceiveafreeburialservice,anditclosesonthecasketwhichhasacardinsidereadingReservedforYou.[1]　　NewlywedsJenni(PeggyWebber)andEric(JohnHudson)moveintoEric'spalatialcountryhome.JenniisEric'ssecondwife;hisfirstwifeMariondiedwhensheaccidentallyslippedandhitherheadontheedgeofadecorativepondontheestate.AtthehometheymeetEric'sfriends,theReverendSnow(RussConway)andhiswife(ToniJohnson),aswellasMickey(AlexNicol),thedevelopmentallydisabledgardener.EricprivatelymentionstotheSnowsthatJennispenttimeinanasylumfollowingthesuddendeathofbothherparents,andMrs.SnowrevealsthatJenniisverywealthy.　　JenniisdisturbedbothbyMickey'sbeliefthatMarion'sghostwanderstheestateandbyMarion'sself-portraitinsidethehouse,whichJennibelievesresembleshermother.Whenshebeginstohear