In 1945, the haze that had been lingering over the ancient land of China for eight years finally dissipated, and the ambitions of Japanese imperialism suffered a tragic setback in the face of the unshakable iron will of the Chinese people. However, near Zaozhuang, Shandong, there are still stubborn people who hold the dream of the Greater East Asia Co-Prosperity Sphere and make the final resistance. This is the gendarmerie commander Matsuo entrenched in Zaozhuang. In order to remove this stubborn nail, the railway guerrillas led by Liu Hong sent the spear captain Sun Yutian to sneak into the puppet army to inquire about the news. Unexpectedly, Sun betrayed the revolution and became a time bomb threatening the guerrillas. On the other hand, Matsuo, who escaped the guerrillas' encirclement and suppression, changed his name and surname, mixed into the gang and continued to fight the guerrillas. Not long after, the civil war between the Kuomintang and the Communist Party broke out, and various forces gathered and collided. The railway guerrillas ushered in a new round of arduous challenges...