The Han Dynasty Blade Seals the Wolf as Xu

Lin Heng, who traveled through time and became an orphan in Yulin, brought his knowledge of military innovation to build a cavalry army ahead of his time with Huo Qubing, completing the Han family's strategic counterattack against the Xiongnu. He then guarded Langjuxu Mountain and built a "Mobile Great Wall" for the Han Empire in addition to the Great Wall in Northern Xinjiang.