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

Orphan Xiao Song is wounded in the Japanese attack that kills his parents and after recovering he joins the army and becomes an excellent soldier.

On Sunday, Fu Ping dresses herself up very beautifully, as usual, wondering who she should date.

Xiaoman and his younger sister Xiaojia picked up a curtain puppet named "Little Bell" on the road. The younger sister Xiaojia considered that Little Bell might still have performance tasks, and suggested returning it to the puppet troupe immediately.

Underground CPC outwit enemies and steal military information in Beiping city.

During the civil war, the counterintelligence agencies of the Chinese People's Liberation Army fought against Kuomintang spies and saboteurs. Battles are already taking place in the suburbs of the city. Zhang Go-zhong, head of Kuomintang intelligence, following orders from his command, leaves a large group of saboteurs in the city. He hands over the lists of this sabotage group to the remaining resident, the major merchant Cui Xizheng. The PLA enters the city and establishes people's power. But the hidden enemy immediately begins to act.