What is the name of the novel about the protagonists Wu Feng and Yun Xi?

It's called "Perspective Medical Sage".

Ye Xuan shook her head and said: "My identity should not be exposed. It is difficult for me to explain what you did." Huang Liu blinked: "Miss, this kind of class reunion is too frequent, why do you need to Participate, besides, you and them can't explain it." Ye Xuan sighed lightly, said nothing, turned and walked into the villa. Wu Feng's car stopped in front of the door of a five-star hotel.