chapter 137 Nangong Jinzhen

At midnight, Wild Wolf Security Training Base.

In the center of a separate room, there was a huge iron bucket, more than half a person tall, with firewood burning under the bucket. The iron bucket was filled with medicinal herbs and water. It was steaming hot at the moment, and a strong herbal fragrance filled the entire room.

As time went by, the boiling water in the iron barrel gradually turned black. With the rolling water, you can also see the herbs inside, including...