Sword Traces Eternal Calamity

The protagonist is named Liu Yusheng, who suffered a lot in modern society. Finally one day, a large truck knocked him unconscious. When he woke up, he traveled to a world of immortal cultivation called Tiannan Continent. In this world, his name was Liu Ying. Later, he awakened the ethereal root and the rare peerless sword bone. Later, he received another time inheritance. Whenever he was on the verge of death, he would be reborn to a certain time period in the past. Liu Ying took advantage of his rebirth and moved forward step by step. His eyes gradually became more and more vicissitudes of life. In the end, he covered the sky with one hand and became the most powerful swordsman in the Tiannan Continent and the most powerful emperor of the human race in tens of millions of years.