C88 Advancing to the Great Circle of the Second Cycle!

Gu Tianchen looked at the Cauldron in front of him, took a deep breath, and then slowly closed his eyes.

Before refining a pill, every apothecary would raise their condition to its best state. Only by doing so would they be able to ensure that the process of refining the pill was foolproof.

Gu Tianchen was naturally no exception.

After an hour