Farmer Kang You's daughter-in-law gave birth to a child. Because she was delivered using the old method, she contracted postpartum wind and the child became ill. Kang You went to ask the witch god, but the witch god's child was also sick. The witch god himself did not deceive himself. He gave the child to He went to the medical clinic for treatment and was cured without spending any money. But he himself went to Kang You's house to perform the magic dance. As a result, the adult's illness became more and more serious and the child was tortured to death.

Set in the wake of the July 7th Incident in 1937, the film captures the nationwide surge of resistance against the Japanese invasion. The town of Sanyuan in northern Weihe becomes a key gathering point for anti-Japanese armed forces. Inspired by real historical merchants from Sanyuan, the story follows figures like Yuan Xihe, who embody the grief and patriotism of the local people. They send their sons to the battlefield and sacrifice their fortunes to support the resistance. Under the leadership of the Communist Party, the people of Sanyuan stand united in the national struggle, embodying resilience, sacrifice, and courage in the face of national crisis.