chapter 336 Water as usual

More than ten years later, the conflicts among the six kingdoms ended and the First Emperor unified the Central Plains. Soon afterward, Xu Fu was invited into the palace by the First Emperor and was ordered to refine an elixir of immortality for him. In that world at that time, there was no chemical pollution or carbon emissions, the population was far less than it is now, the area of human activity was extremely small, all kinds of rare and exotic plants were scattered throughout the mountains...