1, in the 29th episode last night, Cheng Siyi saw the photo of Lin's father and knew that Lin had come back. He pretended to be sick and fainted, and was taken to hospital for treatment. In the operating room of the hospital, Lin and Su Nan disguised as doctors to kill the guards, and finally Cheng Siyi was rescued from the hospital.

2. On the background of three important historical eves before the founding of New China, Eve tells the story of Lin, Su Nan and other warm-blooded young people with different identities who stick to their ideals and beliefs of serving the country and join the revolutionary journey.