```
But that's okay, he had all the patience in the world.
Thus, Song Cheng began boiling water and cooking, preparing to stay here for a few days.
And as they say, hard work pays off, after half a month, he saw the two auras start to permeate each other, although the extent was tiny, almost imperceptible, yet there was a sensation that they were subtly about to fuse together.
Song Cheng also thought of the evil spirit's fusion; an epiphany struck him as he realized: Perhaps this was a fusion on a higher level...
Since the fusion of the Twin Ghosts required more than a decade to complete, and that was without forming an evil spirit of the "Four Evil Lands" caliber.
Then... the fusion he was witnessing might be based on a span of several decades... or even more.
Therefore, continuing to wait here was almost meaningless.