Ten years ago, Yu Ziqing killed his master for stealing Dugu Sword, the best sword in the world, and betrayed him. The Tianshan faction tried their best but failed to keep him. , Yu Ziqing defeated everyone and returned to the mountains with the Dugu sword, but returned to this troubled world again because of his disciple. Will this be a repeat of history or a completely different ending? Is the disciple he accepted that day fate or fate? Nie Yuan? Why is Dugu Sword called Dugu Sword? This is a different world, this is a bloody world, and it is also a world with emotions and warmth.