C172 How on earth did you find out?

"Qianyu, do you know that the side wangfei who is pregnant has a very sensitive nose? Even if you covered it up with the scent of plum blossoms, the queen had already discovered what you had smeared on the walls of the censer the day you gave it to her. The reason why I have been calm and collected is because I want to see what you are up to! " While talking