Because too much time had passed, the origins of this Ancient Celestial Venerable were shrouded in mystery.
Even though there had already been several opportunities to enter this underground palace and investigate it, the martial artists who explored it each time had still failed to uncover the true identity of this Ancient Celestial Venerable.
Such a thing was exceedingly rare in the history of the universe. The positions of Celestial Venerables in the universe remained fixed. For a World Lord to charge toward the position of Celestial Venerable, a Celestial Venerable had to fall first. The fall and succession of a Celestial Venerable would inevitably stir the Heavenly Dao, so the birth of every Celestial Venerable during an evolution era was recorded in exhaustive detail.
Yet to this day, not the slightest clue had been found regarding the origins of this Ancient Celestial Venerable in the Yin Luo World.
Judging from the Nine-Headed Serpent at the entrance to the underground palace, this Celestial Venerable had very likely possessed the bloodline of a Nine-Headed Serpent. Back then, this Celestial Venerable had established nine entrances to the underground palace—the nine serpent heads atop that Nine-Headed Serpent statue!
Each serpent head corresponded to one chance to open the underground palace...
Once an entrance was opened, that serpent head would break off. At the same time, the barrier would activate once more, and the underground palace would wait for the next opportunity to be opened.
A hundred thousand years ago, Xun had entered the underground palace once through the sixth serpent head. Today, a hundred thousand years later, Ai Hu had obtained the opportunity to open the seventh serpent head...
Because of their geographical proximity, the major sacred lands of the Yin Luo World had always been watching this place. If someone truly opened