Fang Shu returned to his room, unfolded the thin booklet, and immediately devoured its contents.
After the time it took to drink a cup of tea, he had roughly finished the booklet, and a look of dawning realization appeared on his face.
No wonder Master Du specifically had Senior Sister Fang copy this book for me from the Immortal Sect. It seems that natal gu are indeed of paramount importance to immortal cultivators of our Witchcraft Suppression Discipline, he thought.
According to the booklet, once a natal gu was refined, its life became intertwined with that of its immortal cultivator. If one prospered, both prospered; if one suffered, both suffered.
Between the two, while the person lived, the gu lived; when the person perished, the gu perished.
But if the natal gu perished, the immortal cultivator would not necessarily die, only suffer injury.
That was because a natal gu was inherently capable of warding off calamities. One could even say that this was the greatest benefit of refining one.
After stepping into Qi Refinement, an immortal cultivator's spells and methods were no longer as crude and simple as they had been in the Essence Refinement stage. They could send flying swords a hundred paces away, command ghosts and summon souls, and even curse enemies to death from afar!
And the Witchcraft Suppression Discipline had been given its name precisely because it excelled in such arts.
Since it excelled in such arts, it naturally had strong defenses against the art of curse-killing.
Moreover, when carrying out curse-killing techniques, if one was countered or interfered with, such spells could very easily recoil and injure the caster.
At times like that, a natal gu would prove its worth.
Because this gu's life was intertwined with that of its immortal cultivator, over time, even