During the chaotic rule of Qin Shi Huang ruled China, his Qin Dynasty is about to be usurped by Zhao Gao. For a time, heroes came together to guard the Ding Qin sword that could stabilize the country, so as not to fall into the hands of the enemy., Ji Lian a loyal subject of the Qin Dynasty did not retreat from the untold fighters sent by the wicked Zhao Gao, and vowed to stick to the last moment of life to safeguard the sword and the Qin dynasty.
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