The refinement of the Soul Refining Pill posed a more stringent demand on the flame’s temperature. The flame couldn’t be too intense or too weak. This was due to the extreme fragility of the herbs containing soul energy—an overly strong flame would destroy them, while a flame too weak wouldn’t dissolve them.0

Not even Master Mao could refine a pill of this level. After all, the skills of every four-star alchemist varied. Liu Wuxie could refine ten-odd fourth-grade pills, while Master Mao could only refine three kinds of fourth-grade pills, and that was the difference between them.1

Liu Wuxie tossed the herbs into the cauldron, simultaneously controlling the flame and forming seals with his hands. When the profound seals merged with the cauldron, the cauldron became volatile, with the flames morphing into various forms such as a tiger, flowers, and other shapes, each representing a change in the seal.0

There were countless alchemy techniques, and Liu Wuxie had mastered them, turning them into his unique technique. The cultivation of the soul was complicated because there wasn’t a corresponding cultivation technique. If one practiced it recklessly, it would be easy for them to run amok.0

That was the same for the Soul Refining Pills. If there were a slight...0