About a young master named Xu Feng Nian who under the eager expectation of his father Xu Xiao persevered through hardships and growth to become the King of Northern Liang. Although the road was long and obstructive, and filled with ruthless murderous intentions, Xu Feng Nian constantly improves his martial arts skills, and he gathered many crucial people during this journey. He led the Beiliang cavalry to fight against Beimang at the time of the Beimang invasion and become the beacon of hope in the Central Plains. Adapted from novel "Knife in the Snow" by Feng Huo Xi Zhu Hou.