In the middle of the Southern Song Dynasty, the Jin Dynasty was destroyed. After the return of Shen's army, a murder occurred on the western border. It was rumored that the remaining Jin people wanted to make a comeback. At the same time, there were many spies in the court and constant disputes in the rivers and lakes. Grand Master Jia Sidao established the spy organization "Liu Yu" to purge the court and calm the rivers and lakes. Instead, it led to chaos in the martial arts world and unrest in the harem, filled with massacres and killings. In order to protect the country, avenge family, and protect justice, the young knights used swords and swords to interpret their impassioned patriotism.
Concept: Ancient spy war, patriotism, martial arts suspense