A guerrilla group led by Li Xiangyang are ambushed by the Japanese invasion army during the War of Resistance.

During the War of Resistance Against Japan, a CCP army unit guarding the southwest border follows what is ostensibly a trading caravan and discovers that these traders are actually smuggling arms and spy equipment to Chiang Kai-shek and his American allies.

A teacher look for her student after the end of the cultural revolution.

In the 1950s, an army reconnaissance group finds an enemy spy organization lurking in a coastal town in southeast China intending to collect military intelligence.

After the Liberation, workers organize under CCP leadership to improve production standards.