Within the Pure Yang realm, there were three tribulations that barred the path: wind, fire, and thunder.
Once unleashed, they annihilated the nature of one's arts, shattered the divine body, and severed one's roots.
However lofty their cultivation and virtue, however harmoniously their water and fire were balanced, anyone within this realm could not escape the "perils of the Three Calamities."
Survive them, and one's cultivation naturally advanced greatly, drawing another step closer to the supreme state of merging with the Dao.
Fail, and naturally everything turned to ash.
The five organs emptied, the four limbs decayed, and the body dissolved of its own accord, returning to the myriad phenomena of heaven and earth as spiritual breath, rendering millennia of bitter cultivation and Dao Merit an illusion...
All who attained the Pure Yang Dao Fruit had seized the creative power of heaven and earth and encroached upon the mysteries of sun and moon. When these "perils of the Three Calamities" were about to descend, they invariably sensed them beforehand.
Those with complete confidence naturally had no fear. They needed only find a sanctuary and ready their minds and bodies to face them calmly.
Those whose cultivation fell short had another refuge.
They could hide their bodies and conceal their forms within a Grotto-Heaven, deceiving the Heavenly Lord's perception, then return to the present world to face their tribulations once they felt sufficiently prepared.
Although the Pure Yang True Lords who retreated into Grotto-Heavens could not walk the world in their true bodies, they could still perceive heaven and earth and travel within and beyond the Universe by dividing off Spirit Bodies, lodging their spirits in objects, and other such means.
So long as they guarded the gates of their minds and did not leak their Pure Yang aura for the