Low Wu: from Taking Magic Medicine to Not Eating Beef

Gu Zheng is kind-hearted and can't bear to see the poor people in this other world who don't have enough food and clothing. It just so happens that you can accumulate merit by doing good deeds. Gu Zheng hit it off with the system and started on the road to poverty alleviation. But the poor are the resources of the rich. When there are many killers. "I'm not pretending anymore, I'm showing my cards, I can become stronger by taking medicine!" But the general trend of the world is that it will not help to become a master of guzheng just by taking medicine. "In this case, then I have no choice but to stop being a mortal!" Many years later, the people who had enough food and clothing witnessed the guzheng ascending to immortality...