Xiao Che, an ancient Sword Saint, fails his heavenly tribulation and transmigrates into the body of the lame third young master of the Xuantian Sect. Faced with his birth mother's humiliation, the sect's trials, and his brothers' provocations, he conceals his former life's sword intent within a simple crutch. With a single strike, he shatters the trial's stone pillar, stunning the entire sect. To protect his mother and obtain medicine, he breaks through sword formations and defeats formidable enemies. At the Swordsmanship Tournament, he overwhelms all rivals and ascends to the pinnacle as the supreme leader of the world's sword path. Ultimately, he quells internal strife within the sect and repels foreign enemies, relinquishing power to protect his loved ones and discover the true heart of the sword and his own true self.