The rules and laws of this world are just means to restrict ordinary people, but for the four major families that have been in the Dragon Kingdom for thousands of years, the so-called rules are just their game. Lin Tianran, one person and one sword, launched an endless battle of wits and force with the four major families. But when he finally got rid of these four cancers, he was told by Nuwa that he was actually the only human emperor in the world, shouldering the fate of the entire human race, fighting against heaven and earth...