The Crown Prince That Sells Medicine

[By the Author that brought you <The Greatest Estate Developer>!] I’m the crown prince? The frail and sickly crown prince in the novel? But I’m a traditional Korean doctor who specializes in medicine. I guess it can’t be helped. Reforming internal constitution, recovering of energy, invigorating vital energy, and increasing vitality. I’ll take care of my body from now on. The Crown Prince That Sells Medicine