In 1941, on the eve of the Pacific War. The world situation was turbulent, and a new round of war was imminent. The forces of various countries gathered in Shanghai, the magic city, with undercurrents surging and crises everywhere. The Chinese Communist Party obtained the plan of the Japanese army to launch an attack on Pearl Harbor through Ozaki Hidemi, a Communist Party member lurking in the Japanese high-level, code-named "East Wind, Rain". Through the hands of Manchurian Railway senior official Nakanishi Masahiro (played by Miura Kenichi) and CCP intelligence officer An Ming (played by Liu Yunlong), the intelligence was sent to Chongqing, but Pearl Harbor was still attacked and the Pacific War broke out immediately. After that, the Japanese captured the military intelligence personnel and learned about the relationship between Ozaki Hidemi and the CCP. Ozaki was killed, and the traffic officer (played by Wang Baoqiang), radio operator (played by Liu Xuan) of the CCP intelligence team, and An Ming's group gradually lost contact with the organization. At this time, a film containing important secrets of the Japanese government came to Shanghai. Various forces launched a new round of open and secret struggles for this...