In 1945 July, on the eve of the victory of the Anti Japanese War, the New Fourth Army Quartermaster Department cadres warbler alias Lin Hong, lurking in the Arctic Ocean trading firm, secretly raising military supplies for the army. Firm boss for many years to do check the Fuding Kuomintang Zhongtong eyeliner, holds many secrets, identity was widely suspected, Japan GAOKE and Wang puppet government are concerned about him. Lin Hong identity exposure, is Wang puppet spy captain Yan Biqiu arrested, and is arrested and check the Fuding looks extremely similar small hun hun Yu Er Dou, but the real check Fuding has escaped. At the same time, the Kuomintang juntong spy Zhou Jiu Feng also came to the Suzhou senior command, strictly will Lin Hong and false Cha Fuding Qiu hand cut, to two people secretly taken to Chongqing. On the journey to the west, several forces continue to compete for their own purposes, Lin Hong as the core for the arrest, with a Communist Party member's resolute continue to defuse the crisis, the final completion of the mission. In the appeal of the Lin Hong, Yu Erdou disguise, find their own direction in life, former lover Zhou Jiu finally recognize the true face of the party and the country, wrong, go on the road of revolution.