简介：Ayounggirlacceptsalifthomefromastranger.Momentslatersheliesdead;anothervictimofthemurdererwhoistargetingyoung,impressionablewomen.WhilstChristina(JeanPainter)iswaitingforabusonadesertedcountrylanesheanswerstheringingtelephoneinthepubliccallbox.Althoughitisawrongnumbershebeginstochatwiththecharmingstrangerandisattractedtohisseductivevoice.Imaginingaromantic,schoolgirlschoolgirldalliance,ChristinacallsherselfSamanthaandarrangesforthemantocallheratthecallboxthenextnight.Scaredforhersafety,Christinasparentsforbidherandheryoungersistertogooutaloneatnightwhilstthemurdererisstillatlarge.ButChristinacontinuesherdallianceswithherromanticstrangerandarrangestomeethimonadarkandlonelynightatthecallbox…