In the end, he had still underestimated the difficulty of Casting the Dao Body.
Using Spiritual Materials to complete his inner microcosm was safer than directly absorbing the various types of Heaven and Earth Qi, but it was by no means without a price.
It was like transplanting a foreign organ or material into the body; it would inevitably trigger a powerful "rejection response."
The immortality of gold, the spiritual conductivity of silver, the inert weight of lead—with every Spiritual Material he integrated, he had to use his immense Essence, Qi, and Spirit to envelop, refine, and harmonize it, forcing it to reach a new equilibrium with his own flesh, meridians, and Spirit Root.
Right now, his body was a battlefield where these three foreign energies clashed violently.
Not only did they fail to bring him any warmth, but they also leeched his body heat to strengthen themselves.
