Childhood friends Chen Ke Hai and Fang Li went their separate ways and found themselves in the No. 76 secret service. In 1939, the Bureau of Investigation and Statistics created a special class to combat the No. 76 of Wang Jing Wei's regime, with the hope of resisting Japan. Chen Ke Hai, now a secret member of the Communist Party, returns to Shanghai with the mission of infiltrating No. 76, where Fang Li is the leader. The brutal experiments reveal the truth about the bureau. Chen and Fang are separated after a failed assassination attempt. Facing a drastically different Chen Ke Hai, Fang Li tests him and places an agent at his side. Chen Ke Hai struggles to convey valuable information to his party without backing down. After the war, the former colleagues have a final confrontation over their contrasting beliefs.
In 1944 when Japan attacked Guangxi for the second time. It tells the story of passionate patriotic students Mo Jiajun and Du Shaowei who secretly went to the front to help in the war and began to change their fate and consciousness.
At the beginning of the summer of 1905, representatives of the Socialist-Revolutionary Party Krasilnikov and Elkonen turned to Captain Zhanis Trautman, a Latvian political emigrant living on the outskirts of London, with a proposal to lead a steamer with a cargo of weapons to the shores of Russia. Having recruited a team of old and tried comrades, Trautman changes the crew of an English cargo ship bought by the front men. In the course of the squabble that arose on this occasion, a sailor of the old crew, David Blake, was stabbed. The wounded Blake and the veterinarian Gruber, who accompanied the cargo of anthrax drugs, are forced to leave on board. On the high seas, weapons and explosives were loaded on board. The steamer headed for the Oresund Strait, where a messenger was to meet him.
Amid political turmoil in 1927, the Chinese Communist Party launches uprisings and forms the Red Army, establishing a revolutionary base in Jinggangshan. As they endure fierce battles and hardships during the Long March, a turning point comes with the 1935 Zunyi Conference—marking the rise of new leadership.
In 1927, as Japan seeks to control the Northeast railway, local Chinese authorities plan to build their own independent railway. The Binzhou Railway Company, led by Cao Dingbang and his son Cao Mofei, faces fierce opposition from Japan as they work to assert control over the project.
After Japan announced its unconditional surrender in 1945, news spread that a batch of Japanese arms had been hidden in Longcheng. The Communist Party, the Kuomintang, and local warlords launched a desperate struggle for this. Gao Fei was ordered to go to Longcheng to search for clues for his dead brother. He led Jin Xiaoban, He Min and others, with the help of the Communist Party, together with Shen Bing sent by the Kuomintang, Lu Dingjun, a local warlord who dominated one side, and the Japanese squad who were unwilling to surrender.
When in 1941 Nazi Germany invaded the Soviet Union, their troops quickly besieged Leningrad. Foreign journalists are evacuated but one of them, Kate Davies, is presumed dead and misses the plane. Alone in the city she is helped by Nina Tsvetnova a young and idealist police officer and together they will fight for their own survival and the survival of the people in the besieged Leningrad.
During the "September 18th" Incident, the Kuomintang withdrew from North China, and the senior Kuomintang officer Jin Ge died and returned to Dong'an City, trying to pick up his mother and his newlywed wife Liu Wenting. However, the Japanese army has entered the city, Liu Wenting was forced to kill himself, and Jin Ge was arrested. The underground workers of our party rescued Jin Ge, hoping that he could go to the base area and use his military knowledge to fight against the Eighth Route Army.