Who is Princess Liang of Chuqiaochuan?

Princess Liang is Xiao Yu. Nanliang princess royal, the master of the Secret House, and Xiao Ce's sister are in power and make wise decisions. She is not only proficient in piano, chess, calligraphy and painting, but also proficient in martial arts. For the sake of the country and faith, she went to David anonymously to get information, and fought with Chu Qiao many times, dealing with major forces.