A string of sex murders has been plaguing Florence for almost 15 years, in which a serial killer brutally murders couples who are sneaking "a quickie" in public areas. A writer who is doing research for a book about the … Leonard Mann, Bettina Giovannini, Gabriele Tinti, Federico Pacifici, Lydia Mancinelli, Alberto Di Stasio, Francesca Muzio Added on Amazon Prime 2020-09-17. Youtube Trailer