At the end of the Qing Dynasty, the protagonist Zhao Yulin's parents died when he was young, and he was later taken away by Han Qichi, a chivalrous doctor who had retired to Buddhism. After studying hard for ten years, he returned to his hometown of Baoding. He first entered Jihe Hall to work and study, and married Fu Yanhong, the daughter of Fu Shan, the owner of Jihe Hall, and then married two women, Yang Yuer and Qu Suyao.
With the help of Fu Yanhong, Mr. Geng, Shopkeeper Chen and others, he opened a medicine hall and a clinic, and then opened restaurants, inns, tea houses, pawn shops and other businesses.
At the end of the 19th century, Zhao Yulin met the Western doctor Roberts. The two sides learned from each other's medical skills and impressed each other with the magical Chinese medical skills. In the days that followed, he developed an exotic romance with Roberts' sister Julia, who came to China. At the beginning of the twentieth century, the youngest son Junqing returned from studying in Japan and brought back a Japanese wife. Because of Zhao Yulin's national complex, he had a conflict with his Japanese daughter-in-law. As a result, he competed in martial arts with the Japanese samurai who came here, and shocked the Japanese samurai with his profound martial arts skills.
When he was nearly 60 years old, a young woman who could be his granddaughter broke into his life, which caused an earthquake in the Zhao family. As soon as the matter was settled, a foreigner's son from a foreign love affair came to visit again...