Zhang Erdan has loved literature and traditional Chinese medicine since childhood. Found along the roadside and raised by the kindhearted Old Zhang, he learned medicine from his adoptive father and taught himself the healing arts as an adult.
Zhang Erdan treats people well and has plenty of friends. He becomes sworn brothers with Liu Jinpeng, a master of folk medicine, and learns Tai Chi and Dong’s Thirteen Needles before becoming a barefoot doctor.
After an internship at a clinic, he goes out into the world to practice medicine. He builds many connections, treating patients and learning medical arts from different schools. Combining medicine, martial arts, and alchemy, he heals the sick and fights the forces of capital, serving the people with his skills. As his knowledge and abilities grow, he builds a successful career.