Reborn in the Great Qin Dynasty during the Warring States Period, Zhao Jing, a young man from a poor family, had no father since childhood and was dependent on his mother. After his mother passed away, he was left with his childhood sweetheart Li Wushuang. In a desperate situation, he activated the monster-killing upgrade system and gained martial arts foundation building and internal swordsmanship. In order to protect his loved ones, earn military merit, and explore his life experience, Zhao Jing resolutely joined the Qin army camp, using the battlefield as a training ground, killing and becoming stronger, rising step by step, hoping to carve out supreme hegemony in troubled times.