In the world of Gu, the regions were magical.
At the east, there was a huge sea, with islands which stood out like chess pieces on a chessboard. It was named Eastern Sea.
At the west, there was a huge desert, greenery was extremely rare, only yellow sand could be seen everywhere. It was named Western Desert.
At the north, there was a huge grassland, people called it Northern Plains.
At the south, there was a mountainous terrain, known as the Southern Border.
And in the middle of eastern sea, western desert, northern plains, and southern border, there was a central area, called Central Continent.
Central continent was over fifty million kilometers wide, primeval energy was extremely rich in the air, and many sects existed. There were many heroes and conquerors, both demonic and righteous, it was an area with plentiful human and natural resources. Its total strength was the strongest compared to the other four regions.