Cheng Mu, a modern urban white-collar worker, accidentally traveled to the ancient world of martial arts and found himself in a world where the weak and the strong were preying on each other and in constant disputes. In order to survive, he relied on modern knowledge and tenacity to practice martial arts, met like-minded friends such as Murong Yan and Xiao Ding, and launched a fierce confrontation with the ambitious martial arts leader Qin Wuya. After experiencing a series of adventures and challenges, Cheng Mu gradually grew into a generation of heroes. He hoeed the strong, supported the weak, and supported justice, and finally shattered Qin Wuya's conspiracy and protected the peace of the world. In the process, Cheng Mu also gradually understood the true meaning of the martial arts spirit, and used his actions to influence the world, changing some inherent rules and concepts. The story is full of disputes, love and hatred, and the pursuit of justice and freedom, showing a real and cruel world of martial arts.