Lin Feng, an ordinary young man, was struggling to make a living in Tianhai City. While delivering food, he accidentally entered an abandoned old house and obtained a mysterious martial arts secret book. After practicing, his strength increased greatly and he was drawn into the world of high martial arts. He met the superpower A Qiang and the martial arts master Wan'er and formed a team. In the process of exploring the world of martial arts, it was discovered that the mysterious evil force behind the martial arts catastrophe thousands of years ago was trying to trigger a catastrophe to rule the world again. Lin Feng and others stepped forward and went through countless difficult battles. During this period, Lin Feng was in desperate situations many times and relied on his knowledge of secrets and his own efforts to reverse the situation. At the same time, he uncovered the secrets of his family's catastrophe in martial arts and learned that he was the hope of the family's inheritance. In the end, Lin Feng leads his friends in a final showdown with evil forces to decide the fate of the world.