In the 28th year of the Republic of China, the whole people fought against Japan. Liu Zezhi, who had just graduated from the Qingpu training class of the military command, was ordered to monitor Li Shiqun, who was prone to defecting. Sure enough, Li Shiqun defected, but by mistake, Liu Zezhi accidentally saved Li Shiqun's life. Li Shiqun became the leader of the No. 76 Spy organization of the Nanjing Wang Puppet Traitor Group. Liu Zezhi followed suit and became an undercover No. 76.
A life-and-death struggle began between national army agents and Japanese spies and traitors! Daily plans, impossible missions, a narrow escape; poisoning Li Shiqun, where will personal emotions and national justice go? The comrade-in-arms was arrested, the rescue plan was ruthlessly rejected, and he had no choice but to kill him with his own hands. There will never be a day of peace in this life... Robbery of gold, China's wealth will never allow others to covet it! If your identity is exposed and you become a pawn, what regrets do you have for serving the country and the people? Life and death can happen in an instant! The two parties, the Kuomintang and the Communist Party, fought against the national calamity together, and the iron-blooded men joined hands to compose the tragic song of heroes! A tough man also has all kinds of tenderness, but his beloved woman was sacrificed on the altar...
Five years later, the Chinese nation was restored. Who would have expected that brothers would turn against each other, and comrades who had lived and died together in the past would be fighting in the same room! What is right and wrong? In the midst of officialdom strife, can we maintain the most basic bottom line of being a human being? Defeated and retreated to an isolated island, imprisoned, with a long future ahead and many vicissitudes of life, let's see who wins in the end! Please enjoy the spy war drama - "A Alone in the Middle - Broken Mountains and Rivers"