In the turbulent late Daxing era, the immigrant Qin An is forced into marriage with Yang Yuyan, the daughter of a convicted official, and binds with the God of Killing system. Relying on killing enemies to constantly strengthen himself, he protects his wife and daughters, Yang Yuyan, Cai Yan, and Cai Zhen, amidst the troubled times. Starting out as a hunter, he slashes Baiji spies, pacifies the Qishan rebels, and annihilates the Ligang stronghold. With bravery and resourcefulness, he steps all the way from a private soldier to a captain and general, and is ennobled as a baron. Along the way, he takes Li Qingwan as a concubine, subdues Dan Bing, and forms an alliance with Zhang Xu, Han Anjiao, and others. Fighting his way out from the bottom in the chaotic times and continuously expanding his military exploits and influence, An strives for fame and family stability in the cracks of the turbulent times, navigating difficultly among power, war, and loyalty.