The special homicide case that was unsolved in 1997 resurfaced 13 years later. Criminal policeman Wei Zhengrong, who wasn't able to find out the real murderer that year was traumatised and left the front line. The once fledgling new policeman Lu Xingzhi grown from his innocence and has become a meticulous criminal investigation expert. The many coincidences of the case brought the master and apprentice together again to hunt down the real culprit.
In the 1960s, Guo Xiaolu and Su Lingfang met for the first time. They should have grown up together because of an accident. The never-arriving letter allowed the two to embark on a different life trajectory and opened the fate of a lifetime. The reunion after a long absence coincided with the prosperity of the two. Ding Mengmeng (Li Tingting), Wang Xiaomo (Wang Xiaokun) and Wang Qingwei (Xu Weihao) were also accompanied by them. As the years passed, the fate of a generation was ups and downs in the torrent of the times. After Guo Xiaolu reunited with Su Lingfang after life and death, they made an unexpected choice.
In the 1960s, Guo Xiaolu and Su Lingfang met for the first time. They should have grown up together because of an accident. The never-arriving letter allowed the two to embark on a different life trajectory and opened the fate of a lifetime. The reunion after a long absence coincided with the prosperity of the two. Ding Mengmeng (Li Tingting), Wang Xiaomo (Wang Xiaokun) and Wang Qingwei (Xu Weihao) were also accompanied by them. As the years passed, the fate of a generation was ups and downs in the torrent of the times. After Guo Xiaolu reunited with Su Lingfang after life and death, they made an unexpected choice.