Dunn's boys and prostitutes are the flowers of war movies. Flowers of war tells the story of Nanjing, China, which was occupied by the Japanese army in 1937, with the Nanjing Massacre in War of Resistance against Japanese Aggression's period as the background. Dunn's boys and prostitutes are the flowers of war movies. Flowers of war is based on the Nanjing Massacre in War of Resistance against Japanese Aggression's time, and tells the story of strangers in a church in Nanjing, China, which was occupied by Japanese troops in 1937.