What is the main content of Yu Opera Qingfeng Ting?
The story is about Xue Rong's wife and concubine, who gave birth to a son and was forced to leave him in the middle of the countryside, where he was picked up by Zhang Yuanxiu and his wife, who made a living by making straw sandals and named him Zhang Jibao, and raised him to adulthood. 13 years later, Zhang Jibao was taken away from his birth mother, Zhou, in the Pavilion of Clear Wind. After 13 years, Zhang Jibao was taken away by his birth mother Zhou in Qingfeng Pavilion. When Zhang Jibao won the Scholarship, he passed by Qingfeng Pavilion to take a rest. The old couple went to recognize each other, but Zhang Jibao was ungrateful and refused to recognize them, treating the old couple as beggars and giving them only two hundred dollars. The old woman was so angry that she hit him in the face with a copper coin, and the couple died in front of the pavilion; Zhang Jibao was also killed by a thunderstorm.