It is called "Purple Sunset", which is the main theme of the movie. "Purple Sunset" contains a moral meaning: the sun is the symbol of human life, but once it is cast in the shadow of war, it will The color has changed. Only by eliminating war can the bright red sun shine on the world again. The music of the entire film inherits the consistent style of Feng Xiaoning's films, which is majestic and soul-stirring.