The first part, Only the Sword Changs Ming, tells the story of the Tianxing Pearl coming to the world and parasitizing the body of the protagonist. From then on, Qin Xuan began an unusual path of cultivation. Unable to practice Qi, he embarked on a path of sword cultivation based on the Tao seeds given to him by an old beggar. At the same time, his good brother Liu Yuanyuan, who had grown up with him since childhood, also embarked on a different path of cultivation. As the protagonist continues to grow, the secrets behind Tianxingzhu gradually surface, and the secrets that have been hidden for countless years will be revealed to everyone's surprise. Who is planning all this, and what is the truth? Who are you? How can Qin Xuan find a way out for himself?