With the continuous advancement of artillery fire in 1947, Yangquan was liberated, and the Chinese Communist Party established its own city in ruins, becoming the first people's city created by the leadership of the Chinese Communist Party. The whole film takes the construction of the city as the main line, with the elimination of enemy agents and personal emotions as the secondary line, and narrates the liberation and construction of Yangquan as a reference for other cities across the country. It has shaped the revolutionary heroism of the Communists represented by Ren Gong and Liu Shuihe in the process of building the people's city, and the responsibility of not forgetting the original intention and keeping the mission in mind

Between Song and Qi, Zhang Yongxun escorted the little princess Zhao Yuhuan, escaped the pursuit of Qi's eagle dogs, and entered the inn by mistake. In order to protect the princess, Jia Youcai, Banniang Jiang Xueer and Dong Yi worked together to protect the princess and embarked on the road to Jiangnan. Along the way, they faced the pursuit of Qi's eagle dogs. Let Jiang Xueer and Jia Youcai understand what a hero is. The three went through layers of obstacles and finally escorted the princess to Lin'an safely.

Retired soldier Chen Shisan accepts a high-risk mission to escort the captured thief Su Huan to Baimagu Pass. As vengeful foes and bounty hunters launch relentless attacks, his nine-man team suffers heavy losses. Forced to rely on his veteran instincts, Chen Shisan must battle through deadly ambushes and keep his promise to see the mission through.