Under One Person, I Am the Most Powerful Thorn in the World

After traveling through time, Tang Xiaoming returned to the darkest era, and returned to the Tang Sect who assassinated the country. He was the person who led the Tang Sect to develop and grow, and he was also the assassin who would never fail in this world. (The author wrote it for the first time in the early stage, and some of the paragraphing was not handled properly. It was corrected in the subsequent chapters. Everyone apologizes)