Out
The Gray Figure could argue against Wang Ling's desire thus they destroyed the cave cleaning their mark on the area and dissolved the formation leaving nothing to trace.
He cannot regrow the vegetation he destroyed and revert the land to the perfect form it previously had all those years ago but he managed to erase the presence of his qi which was far more important than any other.
[I have a few decades still. I will not die so early. I still reserve from the Blood Hell Pearl, I should reserve it for future problems, and if push comes to shove I'll use it to reach what is beyond Immortality.]
But he has yet to unlock the key to Godhood so it will be hard even if he has enough qi to support himself. But he decided to follow his own pace, facing too much problem at once would rather become problematic for Wang Ling in the long run.