A heroic tale of three blood brothers and their struggle in the midst of war and political upheaval. It is based on "The Assassination of Ma," a Qing Dynasty (1644-1911) story about the killing of general Ma Xinyi.
This film tells the story of Zhang Si De, a model of the Chinese People's Liberation Army. In the late period of the War of Resistance Against Japan, Yan'an was in a mass production movement. The service soldier Zhang Si De (Wu Jun) is honest, unspoken, never invites merits for doing good things, works hard and never complains, and devotes himself to the Chinese revolutionary cause.