Hidden Medicine Enters the World

She, an expert among the experts, lives in seclusion and is independent from the world, but she has to join the world in order to cope with the calamity; He, the direct descendant of a wealthy family, saved the family from crisis and achieved family glory, but at the height of his power, he secluded himself behind the scenes; From then on, there was a strange doctor who only saw three patients a day in the bustling city, and a young man practicing Tai Chi in the small park in the morning. Please forgive Ziyun, Ziyun is not good at writing introductions. All in all, this is a story that is cruelty-free, tender, but has a grand structure. The relationship between the male and female protagonists is complicated and involves thousands of years!