Writer-director Natalka Vorozhbyt (Bad Roads) decided to face the Demons to explore the roots of the war between Russia and Ukraine. Now, she is unleashing the Demons at the 79th edition of the Locarno Film Festival, where the film will world-premiere in the Filmmakers of the Present competition program on Aug. 13. Here is how a synopsis describes the movie: “In the 1990s, Slavik, a homeless drifter from Russia with a blurred past who claims to be a writer, wanders into a remote village in central Ukraine. Nina, a strong and independent woman much older than Slavik, takes the stranger into her home. At first, their strange companionship…