The Great Expansion numbers fifty, but its use is forty-nine.
At the age of forty-nine, a century-long pact was made;
when the pact was fulfilled, the path to heaven was severed, Fengdu was sealed, and spiritual energy was locked within the mountains, rivers, and dragon veins.
After the pact was made, immortals stayed out of the mortal world, demons left people in peace, beasts did not become monsters, and humans saw neither demons nor ghosts.
Yet only one rule applied to the mortal world: no preaching for a hundred years…
What could have made them yield time and again? Even after they had grown powerful, even when they were just one step away, why did they never dare cross the line, willingly waiting for the century-long pact to expire?
Now the mountains and rivers have shifted, the earth's veins are in turmoil, and the century-long pact seems to be drawing near...