✔ 最佳答案
Grey scale is a deserve that lead to only one end....death....
If he was a children Mayster could help him and stop the desease.
Do u remember Shireen Baratheon? Mayster stop grey scale when she was a little kid..even though a wildlings woman said that grey scale is just sleeping in her and it will return...
So the answer is yes...the real question is when..