SetduringtheBlitzin1940sLondon.AfterwritingtwelvePoirotnovelsinsixyears,AgathaChristieshouldbearichwoman.Insteadshe’sstrugglingtomakeendsmeet.Asthemoneyrunsout,Agathaconcoctsaplantokilloffhermostfamouscreationandsellthemanuscripttoasuperfan.WhenAgatha’swould-be-buyersuffersaheartattack,itseemsunfortunatebutbenign.Whenhermanuscriptisstolen,awiderconspiracybeginstotakeshape.Asthebombsfallandsheinvestigates,thedangerofhersituationbecomesapparent;Agathaherselfisthekiller’snexttarget.

该片为1974年的经典恐怖片《德州电锯杀人狂》的前传电影。影片讲述四个精神病犯人从精神病院逃出，并绑架了一名年轻的护士，他们一起踏上了血腥残酷的旅程。追在他们身后的，是一对精神错乱的德州骑警。