Valeriaistheyoungassistantofafilmproducer.Shelivesinanapartmentonthesamefloorofhermotherandwritesanonymouslyforasuccessfulscreenplayer,AlessandroPes.Onedayshebumpsintoanoddretiredpolicemanwhotellsheracriminalstory.Valeriaiswarybutlistensfascinatedbyhim.WhenshegoesbackhomesheusesthestoryshehasheardfromthemanasthesubjectfortheforthcomingscriptofAlessandroPes,whichhasbeenexpectedtobeconsignedtotheproducersforalongtime.Thesubjectisappreciatedtotheextentthatthemovieisfinancedevenbyforeigncompaniesandanoldbutwell-knownAmericandirectorisemployedtodirectit.However,thisisadangeroussubject.Infact,ThestolenCaravaggiotellsthemysterioustheftofafamouspaintingbyCaravaggio,Lanatività,whichhasbeenstoleninPalermobytheMafia.Asaconsequence,Valeriawillplayarolewhichisunusualtoher.