It's an excellent film that will never grow old, as it deals of eternal problems of life itself. The movie starts and ends with a death scene. Who is the "Adversary "? The city , which is as heartless as any in the world for a youth seeking a dignified life, or even the human body itself which will eventually be dead, no matter what you do. But there's hope , which comes through the bird's songs, which the protagonist keeps seeking in the city vainly but eventually finds it outside it.