The Chongqing Spy, adapted from real historical events, tells the story of the Nationalist government during the War of Resistance Against Japan. In order to decipher Japanese military codes, they invited American code cracking expert Yadley to join their camp and founded the "Black Room" code cracking base. In 1937, the War of Resistance Against Japan broke out comprehensively,
The Chongqing Spy, adapted from real historical events, tells the story of the Nationalist government during the War of Resistance Against Japan. In order to decipher Japanese military codes, they invited American code cracking expert Yadley to join their camp and founded the "Black Room" code cracking base. In 1937, the War of Resistance Against Japan broke out comprehensively,