Desc: Il triangolo della morte: I mostri di Firenze: Directed by Andrea Vogt. With Mauro Aringhieri, Fabrizio Careddu, Stefano Cittadino. It is a cold case that after 50 years still haunts Italy today - an epic travesty of justice shrouded in mystery and deception involving he ritualistic serial murder of eight young couples in the country lanes around Florence in the 1980s.