C137 Golden Swirl(2)

To verify further, Woo Zhengyang took a mystical herb from his Hidden Heaven Bag and placed it into the alchemy cauldron. As the herb entered the cauldron, it was immediately enveloped by flames under Woo Zhengyang's control, slowly transforming into a liquid. A black substance was incinerated to ash, leaving behind a single drop of crystal-clear spirit liquid