After the black-faced guard went out, he first found a renowned doctor to have a look at the medicine soup.
This doctor frowned and stroked his beard. After he looked at it for a while, drank a few drops of the soup, then retched for a moment, he actually revealed an amazed look, "Which divine doctor refined this medicine? He's really superb… He can even cook the medicine to such an extent…"
The black-faced guard was stunned, and asked, "Is this medicine really useful? How is it useful?"