This little technique, it's really just a minor skill.
It's just a method of using Soul Power to enhance its toughness and solidity, protecting one's original essence from harm.
Gu Yu glanced over it briefly and didn't find anything peculiar. However, something puzzled him, so he asked, "Senior, since you've attained Divine Skills, why haven't you returned to earth?"
"I wish I could! But look at my condition. When I'm conscious, I want to go back, but when I'm confused, I don't know what I'm doing. It goes back and forth, time slipping by, so I've been lingering here.
Plus, when I came over, I left my physical body in the temple, guarded by my fellow sect members. My sect is located on the east side of Wudang Mountain, at Tai Xuan Temple. Have you seen it?"
"Tai Xuan Temple? To my knowledge, that temple has been abandoned and uninhabited since the Qing Dynasty," said Gu Yu.
"..."