Ostinato destino

Carolina Rambaldi, played by Lauretta Masiero, leaves her property to the married child who has had a new child in over a year and a half after her passing. Her three children, Marcello (Alessandro Gassmann), Lucrezia (Angela Finocchiaro) and Cesare (Gustavo Frigerio), devise a plan with Marina (Monica Bellucci), a notorious serial killer, to eliminate the eldest child, Marcello, so that they can inherit her wealth. However, complications arise when Marina's long-lost twin sister appears on the scene.