In this true story, in the midst of the Chinese Civil War, Gu Zidi (Zhang Hanyu), a captain in the People's Liberation Army, fearlessly leads his brave troops into battle against the fearsome National Revolutionary Army. After a brutal showdown near an old mine, Gu awakens in a hospital and is told his men face disgrace, since none can be found. Determined to see that his soldiers -- who he is certain perished in battle -- are given their proper due, Gu sets out to uncover their remains.