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.
Cao Dewang's wife passed away, leaving behind only one son, Cao Sheng. When an accident shatters their straitened but happy father-son life, Cao Dewang needs to place the minor Cao Sheng in an orphanage as soon as possible. In order to do so, Cao Dewang needs a non-biological certificate. The story behind this pair of father and son is only revealed little by little
This anthology drama presents four short films honoring Chinese families, spotlighting the struggles of key groups across four pivotal eras: the revolution, construction, reform and opening up, and the new era, while highlighting their perseverance, dedication to ideals, and commitment to passing on the national spirit through generations.