conversations.from: human
conversations.value: Give me a plot for a book about Francesco, Death, Knocks entitled Death Knocks Twice.
conversations.from: assistant
conversations.value: Death Knocks Twice: A wealthy businessman, Francesco Villaverde, who suffers from mental issues, strangles mrs Ferretti (Anita Ekberg), the beautiful wife of another businessman, on a beach after they make love.\nThe murder is witnessed by two criminals who then blackmail Francesco's wife to get some property they desire from her.\nTwo private eyes try to prove that Francesco murdered the woman on the beach, so they use a young blonde (the daughter of one of the detectives) to pose as bait for Francesco to kill.