In 1940, a document code-named "Tong Work" involving major secrets in the peace talks between Japan and Chiang Kai-shek was secretly brought to Shanghai with ulterior motives, and soon disappeared mysteriously. The intertwined political factions are desperately searching for and competing for this secret document for their own interests: In order to sabotage the peace talks and protect the interests of their own small group, the Wang Puppet secret service did not hesitate to make small moves behind the Japanese; the Kuomintang military reunification agents did not hesitate to kill repeatedly in order to preserve the secret. The underground organizations of the Communist Party of China and the United Kingdom and the United States and other countries also tried to find secret documents in order to expose the peace talks; people with various motives, such as jealousy for credit, unexpected fortune... Also joined the melee, and staged scenes of thrilling dramas of round-up, assassination, tracking, and kidnapping on Shanghai Beach. And an ordinary stuntman, Tang Linda, was involved in the center of the whirlpool by chance, putting him and his family in danger again and again. The extremely complex situation and the unique historical background of the "isolated island" at that time made the battle even more mysterious.
This article involves many characters, intricate relationships, thrilling plot twists, suspense, and twists and turns, which vividly and accurately reproduces the unique historical atmosphere and sinister political environment of Shanghai at that time.