What's the joke in Chapter 1537?

"Wow! Sound -"

sounds followed by bursts, deafening, all over the sky tree whiskers dancing more and more crazy, even the trunk and branches of the upper half are twisting.

At this time, the black giant tree seemed to be angry to the extreme, as if it wanted to crush the pain.

"What happened to the tree?"

"What is Gu Ying doing?"

"..."

The people who calmed down a little were astonished to see the unusual shape of the giant tree ahead.

Soon after Gu Ying sat down, the huge black tree seemed mad and eager to tear it to pieces. However, no matter...