C29 Refining the Soul Essence
Refining a Spirit Essence, there was a certain level of danger. If the refining failed, the light one would damage the spirit of the original body, and the heavy one would become an idiot.
Usually, when refining the Spirit Essence for the first time, there would be other Spirit Master watching by the side.
However, this condition was clearly not what Yang Fann could have at the moment