Build a movie plot around this: What was the assailant dressed in? A yellow jacket
The answer to this question is:
In the opening credits, a person, unseen except for a black-leather gloves and wearing a dark coat, takes photos of a young woman walking the streets of Rome. The next day, the woman is found murdered. The third mysterious killing in several months.Sam Dalmas (Tony Musante) is an American writer currently living in Rome with his model girlfriend Julia (Suzy Kendall). Sam meets with Carlo (Renato Romano) who gives him a check for his most recent gig. But after two years of not writing anything, Sam is practically broke. He tells Carlos that he plans to leave Italy and return to the USA with Julia. On his way home that night, Sam passes a small art gallery where he witnesses the attack of a woman (Eva Renzi) by a mysterious black-gloved assailant dressed in a raincoat. Attempting to reach her, Sam is trapped between two mechanically-operated glass doors and can only watch as the villain makes his escape after stabing the woman.Eventually the police arrive and Sam discusses what he saw to Inspector Morosini (Enrico Maria Salerno). Sam says that he knows where was something odd about the scene, but he cannot place what's wrong about it. The police take Sam to the police station where they interrogate him all night. In the morning, Sam is permitted to leave, but Morosini takes his passport because he considers Sam an important witness and must not leave Italy. Morosini tells Sam that they have been three unresolved murders and that a "dangerous maniac" is loose in Rome. Sam phones the airport to cancel his airplane reservation and heads back to his apartment. On his way back, someone swings a meat cleaver at his head, but an elderly woman on the street warns him just in time. The black raincoat killer flees before Sam can identify him.Later that day, Sam goes back to the police station to report his attack and he is told that a black-leather glove was found at the crime scene and has been analyzed. Apparently, the attacker was left-handed and a smoker. Sam goes to the hospital to visit the woman who was attacked...