However, even if one obtains such a secret technique, to restore oneself completely requires consuming a significant amount of essence blood and primordial qi, and even part of one's life span.
This is truly the most deadly.
Life span is the foundation of survival for all living beings, as well as the root of cultivators and demons' existence. Without life span, all is lost.
So no matter what, Xue Shenhu must pay a huge price to return to his original state.
As for the other method.
It sounds simple but is actually very difficult.
In fact, there still exist rare top-grade spirit pills and peak spirit medicines in this world, which also have the effect of repairing the deficient.
However, such grade of spirit pills and spirit medicines are typically either auctioned at major markets in certain Immortal Cities or collected by Yin Spirit Giants or Yang Spirit Masters.
