Jaegal lin, a fearsome martial artist and the godly white dragon Doctor. He was called one of the strongest men in murim. Though he has a disease that makes him only have a little bit of time left on this earth. One day though, he met a young boy who showed promise in being his disciple and successor. The boy changed murim and his medical techniques were that of a genius. One day, his disciple then cured him. He was shocked, and grateful.