Rimini,1991.Formorethanayear,theunobiancagang-theyalwaysuseawhiteFiatUno-hasplaguedthearea.Theircrimesareviolent,sometimeskillingcarabineri,andthere'snoparticularpattern:abankoneday,apetrolstationthenext,extortionofasmallbusinessthenext.Aretheyterrorists?Aforeigngang?TiedtotheMafia?Afteraparticularlybloodyshootout,twodetectivesareassignedtostartfresh:theygothroughthenotebooksofpreviousinvestigatorsandtheyinterviewafewwitnessesagain.Theyfindapatterninthecrimesandpredictthenextassault,butthespecialtaskforceinBolognaisdismissive.Cantheycarryonalonehowfarwilltheyget?