Snow Falling Cold Sword: Secret Detective of the Enemy Country

The border is closed due to heavy snow, and the enemy's spy Lin Xiu lurks at the border to spy on the military situation. From a border guard to an enemy spy, from a life-and-death fight to a secret battle, he dealt with the light of swords and shadows. From secret agent to general, from enemy to lover, he used his wisdom and courage to write a legend in troubled times!