The Great Wei Dynasty's Number One Warrior

In the summer of the ninth year of the Kaitai era of Great Wei, Emperor Wei personally led an army on a northern campaign against the Rong and won a crushing victory. But then word arrived from home that the Prince of Chu had rebelled, forcing the emperor to withdraw in haste. The Northern Rong learned of this and immediately gave chase, spreading panic through the ranks and sending the army into total rout. Meanwhile, Xue Yun unexpectedly transmigrated into the body of a soldier in a unit that had covered the emperor's retreat, only to be wiped out in Starfall Gorge...