At the end of the Southern Song Dynasty, the city of Xiangyang was destroyed, Guo Jing and Huang Rong died heroically, and Yang Guo and Xiao Longnv retired to the ancient tomb. The world seemed to be calm, but in fact there was an undercurrent. A mysterious token engraved with the pattern of a black iron epee suddenly appeared, instantly triggering a dispute in the martial arts world. The secret Sanskrit language hidden on the token actually involved the shocking conspiracy of the Persian Ming Cult - they attempted to use the black iron order to open the holy tomb of the Ming Cult, obtain the "Immortal Fire" of the first-generation leader, and turn the Central Plains into purgatory.
At the same time, the rift in parallel time and space quietly opened, and the Mongolian master in another world used the time and space movement technique to summon mutant creatures to invade. In order to protect her homeland, Yang Sixiang, the daughter of Yang Guo, returned to the world with black iron swordsmanship; Guo Xiang went through hardships and finally became the Heavenly Slaying Dragon, hiding the "Nine Yin Manual" and "Wu Mu's Sutra" inside; Zhang Sanfeng grew up from Zhang Junbao to a great master, using Tai Chi to resolve the dispute between immortals and martial arts.
The forces in the world are divided and united due to interests and beliefs: the Ming Sect fell into civil strife because of the Holy Fire, the six major sects misunderstood and slandered and started a war between good and evil, and the Beggars Water Transport Chamber of Commerce and the Mongolian Blackwater Chamber of Commerce launched a thrilling business war game. The mysterious "Tianji Pavilion" stirred up the situation, and conspirators such as Cheng Kun secretly planned to plunge the entire martial arts world into a bloody fog.
From the turmoil of the Black Iron Order to the eastern invasion of the Persian Ming Cult, from the emergence of the Nine Yin Manual to the collision of dual time and space, a rivers and lakes epic that spans decades slowly unfolds. When the prophecy of "The Supreme King of Martial Arts, Slaying the Dragon with the Precious Sword" spreads throughout the world, the secret of relying on the sky to slay the dragon is about to be revealed. Who can be the destined person to end the troubled world? Although the legend of the Condor Heroes has come to an end, the heroes of this era are embarking on a journey to
