C1315 Concept of Fire

With Dan Wuhen guiding Tang Yu here, Tang Yu was able to learn very quickly, and his hands flew like the wind. All of his attention was placed on the melted medicinal ingredients. It was as if he was pulling silk out of a cocoon, continuously decomposing the impurities. His entire person had entered a state of selflessness.

"That's great. There's only one last step left