Giallois a 2009 English-language Italian thriller directed by Dario Argento .
The film, set in Turin, Italy, follows French flight attendant Linda and Italian-American detective Enzo Avolfi, who team up to find Linda's younger sister Celine. Celine, a model, has been abducted by a serial killer. Known only as "Yellow" (giallo in Italian), he kidnaps beautiful foreign women in his unlicensed taxi cab. After drugging them, the killer procedes to mutilate and finally murder them. He photographs his deeds, so that the photos may grant him personal sexual gratification.