KarlHochman,atechnicianinacomputershop,isalso"TheAddress-BookKiller",whoobtainsthenamesofhisvictimsfromstolenaddress-books.TerryMunroeandhersonJoshcomeintothestoretopricesoftware,andasalesmanusesTerrysaddress-booktodemonstrateahand-heldscanner.Karlobtainsthefile,andwhiledrivingtoTerryshousethatnightinaheavyelectricalstorm,hiscarrunsofftheroadandlandsupsidedowninacemetery.WhileKarlisundergoingaCATscanatthehospital,asurgeoflightningcoursesthroughthebuilding,andKarlsmindistransformedintoelectricalenergy.Karlusestheelectricalgridandcomputernetworkstocontinuehiskilling-spree...