An old Chinese medicine practitioner, “Ren Banxian” is a well-known person in the field of Chinese medicine. He loves the common people, is suitable for his family, and always treats his family with great care.With the help of his friends, he discovered Sun Toutou, who was extremely gifted in Chinese medicine. He accepted him as his uncle and opened a tutoring class, trying to spread the methods he taught throughout the world with the help of juniors headed by Sun Toutou.