Da Chuan, who was born in the 1980s, used to work at a train accessory factory as a repairman in Qiqihar city of Heilongjiang province, Northeast China. As majority of the average people there, his life is nothing special but routine.

Lu Yanchen and Gui Xiao were each other's first love but separated after graduation. Years later, they meet again and realize that the sparks are still between them.

A series of serial killings is exposed and creates a stir among the public. A killer called "Darker" has been leaving a death notification card after killing scumbags who evaded the law. To counter the provocation of the mysterious killer, the police creates a special investigation team.

Korean War, winter 1950. In the frozen and snowy area of Changjin Lake, a bloody battle is about to begin between the elite troops of the United States and China.

The life and trials of You Tianming, a young suona apprentice who forms his own suona troupe at a time when the traditions of suona music are declining in Chinese society.