Having sensed that Gu He's strength was far from simple, Elder Shen Nong and the Great Elder tacitly chose not to mention it. They suppressed their doubts and continued watching Gu He refine the pill.
Gu He's actions showed that he harbored no ill intentions toward the Pill Tower. They believed that he would eventually be honest with them; perhaps what was happening now was already part of that honesty.
The natural energy within a radius of ten thousand li was continuously drawn in. Under this extraction, many medicinal ingredients began to wither and yellow. The closer they were to the Lihuo Cauldron, the more apparent the phenomenon became. This was because Gu He had extracted the energy within the herbs and poured it into the fire cauldron.
With soul power even stronger than Heavenly Realm Great Perfection, coupled with a Nine-star Dou Sheng's command over natural energy, refining a Ninth-grade Profound Pill this time did not feel particularly difficult to him. Under his precise control, all the gathered natural energy was perfectly infused into the point within the fire cauldron where the medicinal ingredients were merging, nurturing the embryonic form of the pill.
Under this nearly cost-free extraction, a spherical mass of energy gradually began to appear within the fire cauldron. Wave after wave of energy, like surging tides, swept out in all directions around the Medicine Cauldron. Such immense energy was enough to move many Dou Saint experts.
This extraction continued for a full seven days. During those seven days, the natural energy within several thousand li had been utterly depleted, while the energy farther away had also grown much thinner. The surrounding medicinal herbs, whether mature or newly sprouted, had all been drained of their energy and withered away. Within a radius of a thousand li, the