In the turbulent world, young swordsman Lin Yu goes south with his sword. He is cold and resolute, with a sword by his side. He first showed his talents at the Qingping Town Inn, and used his exquisite swordsmanship to repel the villains. But his ambition goes beyond that. With his life experience a mystery, he embarks on a path of exploration in this world of swords and swords, just to uncover the truth of the past. And the rumors of peerless martial arts secrets that reappeared in the world also attracted him like a magnet. How will Lin Yu break through the dangerous situation, and how will he find himself in the fog? Let's watch him use his sword as a pen to write his own legendary chapter on the bloody scrolls of rivers and lakes. Amid the disputes between good and evil, entanglements of grudges and grudges, he embarks on a heroic path that is famous in the world.