I'm the Dragon King & Legendary Healer

A legendary figure has disguised himself as a beggar and is now wandering the streets. The eldest daughter of a prominent financial ruler has been afflicted with a mysterious illness. Despite a substantial reward offered by her father, no expert has been able to cure her. One day, the ruler's second daughter happens to pass by a reward notice and encounters the beggar with a tattered bowl. She drops some change into his bowl, and the beggar, recognizing her kindness, offers to fulfill one of her wishes. He then accompanies her to her family home. The ruler is skeptical that a beggar could cure his critically ill daughter, but the beggar calmly performs his exceptional skills and, indeed...