After transmigrating as Zhao Heng, the unfavored Ninth Prince of Great Qian, he awakens the God-Tier Emperor System and gains Lu Bu's template to guard Yanmen Pass. With only eight thousand battered troops, he withstands thirty thousand Turks for three days, earning three thousand Snow Dragon Cavalry.
Qin Keqing travels a thousand miles to the frontier to find her husband and marry him. On their wedding night, fifty thousand Turk troops launch a surprise attack. Zhao Heng personally leads seven thousand soldiers out of the city to fight to the death, slays the Turk war god Shatu She, and builds a monument of enemy skulls, striking fear across the frontier.
At court, the emperor favors the crown prince and rewards Zhao Heng with a few trinkets. Meanwhile, after breaking off their engagement, the Xue family stakes all their wealth and sends Xue Baochai to Yanmen Pass to beg to enter his household as a concubine. Huo Qubing arrives to offer his services and train the troops. Zhao Heng puts down roots at Yanmen Pass and builds his strength, determined to crush the border threat and claim the throne of Great Qian.
