Spy dramas such as Pretender + Red, let's fight against Japan together. Ten years ago, Manchun disappeared mysteriously. Ten years later, when Minglou came to the turbulent Shanghai, Manchun also returned to Shanghai and served as the director of Telecommunications Department No. 76. What kind of sparks will the two create again? Manchun's life experience is complicated, and few people know about her experiences in the past ten years. Minglou has feelings for her but must be wary of her.