Su Shi'er possessed an unyielding temperament and had long since grown accustomed to solitude. Even so, with enough time, distractions were inevitable.
But when he thought of how that mysterious Venerable Lord could come looking for him at any moment, and of the other party's formidable strength and methods—
The immense pressure forced him to rein in his thoughts and devote himself wholeheartedly to the task.
While refining pills, Su Shi'er never ceased thinking and experimenting, constantly pondering every detail involved.
At the beginning, nearly every fourth-grade Spiritual Pill he refined was a failed pill.
But as time passed, his command over the heat and the finer details grew increasingly skillful.
Later on, nearly every batch of medicinal pills was middle grade. Occasionally, there would even be high-grade or supreme-grade Spiritual Pills.
To Su Shi'er, this was undoubtedly an encouragement as well.
Achieving the same result through the external aid of the Heaven and Earth Furnace and achieving it entirely through one's own ability were worlds apart.
And this also meant that his attainments on the path of Medicinal Pills had risen once more.
By the time the Fire Flood Dragon essence blood was exhausted, the icy walls around him had long been stained blood-red by the drifting blood mist.
Yet Su Shi'er seemed wholly unaware and did not stop refining Medicinal Pills. Instead, he used the spiritual plants and medicinal ingredients in his possession to refine other Medicinal Pills that could raise his cultivation, heal injuries, and replenish depleted True Yuan.
Whenever the True Yuan in his body was exhausted, he replenished it with Spirit Stones and by taking Return Origin Spirit Pills.
Only after every spiritual plant and medicinal ingredient he had that could be used to refine fourth-grade Spiritual Pills had been depleted did he finally stop,