Amanknownasthe"Murderer"wandersthroughthewoods.Thesoundofwaterflowingdeepundergroundfillshishead.Withinthesoundofthesubterraneanwaterflowingthroughthe"id",therealmofthesubconsciousmind,the"VoiceofSomeone"becomesaudible.Themanemergingfromthewoodswascaptivatedbythatvoice,engulfedinaragingstormandcarriedalongbytheswollenwatersofariveruntilpickedupandtakentoasmallsteelfactoryinatownneartheriver.Infrontofthatfactory,whichadjoinsapigfarm,anancientwatercoursehasbeensealedwithagiantspigot.Themanisresonantwiththe"id"watersoundsofthatsealedwatercourse.Beforelong,incidentsgraduallybegintooccurthataffectthefrugaloccupantsofthefactory,untilonemorningtheydiscoverthebodyoftheheadofthefactory,whohasbeenbeatentodeath.Theperpetratorisafemaleemployeeofthefactory,andinfactitwashervoicethathadbeckonedthatmanthere.Thehatredandsadnessthatthosetwohadresonatedintherealmofthe"id"bringsabouttheappearanceofthe"Humanhog"monster,whichemitsarottenstench.Aroundthattime,asifsummonedbydestiny,theex-Detectivethathasbeenpursuingthatmanfinallyarrivesinthatfactorytown.