In 1938, Sichuan Army Battalion Commander Li Zhengxiong was ordered to lead a supplementary battalion out of Sichuan to fight against Japan. On the way, he was forced to incorporate the bandit armed forces headed by Zhao Heihu. Officials and bandits, soldiers and thieves, two completely different forces were forced to go together. There is power and suspicion within, and there are powerful enemies around outside. In the baptism of blood and fire, personal grudges and family and country interests collide fiercely. How did they finally put aside their prejudices and create an unyielding legend of resistance with their blood?