简介：Asastringofbrutalmurdersplaguethecity,twoundercoverdetectivesracetosolvethemysteryandunmaskthekiller.Theironlyclues:eachvictimisaformercopandeachhasablood-redletterpaintedontheirbody.Howmanywillhavetodiebeforethekillerspellsouttheirmessageinblood?
