Primum non nocere. First, do no harm. Hippocrates Zheng Renan ordinary general surgeon in a cruel medical world whose efforts went unnoticed. His struggles are realuntil he has / he is blessed with something and gifted with skills that exceeded even the best surgeons on earth. Alone on earth with no-one to rely on, Zheng Ren uses his exceptional gift idea to challenge the skepticism of his colleagues and save lives.