With the fishermen's life on the southeastern coast in the early 1960s as its background, the film depicts a group of militia women who work both as fisher women and fighters defending their homes and the motherland.

Rui is a top student graduated from computer science major. But he works on a non-profession-related position which is boring. He wants to make some change but feels hard to speak out. He goes to hospital for a medical check and is told for gastric cancer diagnosis. He decides to apply work transfer and acts on his own, but the leader refuses and retains him. His friend suggests him doing something bad to facilitate the work transfer and he adopts the suggestion. But the bad thing becomes good and he gets praised and promoted.

In 1950, Xiao Sun, a scout of the People's Liberation Army, comes to the mountainous area of ​​Zhawangzhai to track down a Kuomintang bandit commander.

A recruit grows up quickly in the army and becomes a mature soldier.

A struggle at Nanling Commune over proper use of farm machinery.

Chen Yutong, a girl's middle school student, was bullied at school, but her mother Li Han was unable to save her daughter from the "hell." Everyone around her turned a blind eye, and a collective silence brewed greater violence.