Heroesdonotexist.David,ayoungpolicemanwhohasrecentlymovedtoMadrid,isforcedtocollaboratewithJorgeElías-anendearingfreakandownerofacomicbookshop-inordertosolveaseriesofatrociousmurdersthatrecreatethesecretoriginsoftheclassicsuperheroes.EachgrotesquemurderisapieceofajigsawpuzzlethathasthestreetsofMadridasabackdrop,butwhosecompleteimagetheyareunabletodistinguish.JorgesencyclopedicknowledgeaboutthecomicworldandtheunexpecteddiscoveryofDavidsdarkpastwillbefundamentalinhelpingthemsolvetheenigmahiddenbehindtheawfulcrimes.TheclueswillguidethemthroughtheSpanishcapital,alongalabyrinthdesignedbyadisturbedcriminalmindandtheonlypersonwhoknowshowtofindtheexit.Willtheybeabletounravelthetangledmessofcluesandwinthegameagainstthetroubledcriminalthattriestomanipulatethebbb?Theysaythat,sometimes,itisnecessarytoputonasuitandgetout...