In 2075, the Chinese metropolis, known as the "Dragon City", appeared to be a super city with brilliant technology, but in fact it concealed a thousand-year martial arts heritage. After a mysterious celestial phenomenon, ancient "martial arts inscriptions" appeared in every corner of the city, and human history entered a "new martial arts era."
On a rainy night, Qin Ye, a delivery boy, witnessed a duel between warriors that surpassed his cognition. He unexpectedly obtained a "Xuanmen Ring" that has been lost for thousands of years. From then on, he was involved in a huge vortex that spanned the city and the hidden world. He discovered that the ruins of ancient martial arts sects were hidden under the high-rise buildings in this city; behind the glamorous technology companies were the secret wars of martial arts families; and among ordinary citizens, warriors with unique skills lurked.
When a "Martial Arts Underground Palace" that had been sleeping for thousands of years awakened underground in the city, forces from all sides swarmed in. And Qin Ye gradually discovered that the ring he obtained was the key to an ultimate secret that could overturn the balance of the world...
