This story tells the story of He Zhidong, Chen Xinyi, and Wu Xiaohui, underground party members of the Communist Party of China who were lurking around Chen Keming, the provincial chairman of the National Government, and within the provincial government. Under extremely difficult and dangerous circumstances, they relied on their special identities and intelligence to make good plans and good deeds. They fought witlessly and courageously with the enemy, and made extremely significant contributions to supporting and cooperating with other revolutionary work on the line and promoting peaceful liberation. It tells the story of a group of Communists represented by Comrades Wang Dazhong, Chang Zhongyi, Zhao Mingqing, Ma Xiaomei, etc., Who secretly developed the party organization under the extremely serious situation of white terror, fought resolutely against the enemy at the risk of their own lives, and composed one after another powerful and tragic song. It describes the innocent and deep-seated love inspired by the constant collision of thoughts and souls between the heroic sons and daughters during the long-term revolutionary struggle, as well as the helplessness and sadness brought to them by the times and mission.