"Changmen's Resentment" is a folk guqin piece created in the Qing Dynasty. Its author is unknown. In the Guqin Music Library of past dynasties, there are "Qin Pu Zheng Rhythm", "Qin Study Abstract", "Mei An Qin Pu", "Qin Study Guan Jian" and "Pillow Classic". The five piano scores "Xuanshanfang Zazao" all record the guqin piece "Nagato Resentment".
The descendants were composed according to the exile of Chen Ajiao, the empress of Emperor Wu of the Han Dynasty, to live in Changmen Palace. Later generations used the meaning of Sima Xiangru's famous poem "Changmen Fu" as the meaning of the song, and composed the guqin song "Changmen Resentment" that has been handed down to this day.
During the reign of Emperor Wu of the Western Han Dynasty, Empress Chen Ajiao was demoted to Changmen Palace (cold palace), and she washed her face with tears all day long, so she came up with a method, ordered a confidant to be in prison, brought a thousand pounds of gold, and asked Sima Xiangru, a great scholar, to be a substitute. Chapter Fu, asking him to write about his grievances in Nagato. When Sima Xiangru learned the reason, he swiped his ink and wrote a thousand words. This poem is called "Changmen Fu", which tells the sadness and sadness of a woman in Yongxiang Lane in a deep palace. It's by the side..." Empress Chen wanted to use the literati's pen and ink to understand the master's heart, she ordered the palace people to read it every day, hoping to be heard by Emperor Wu and change her mind. However, although the "Nagato Fu" is a beautiful text through the ages, it cannot change the old feelings of Emperor Wu in the end. After the death of his mother, Princess Dou Tai, the Chen family was very lonely and sad, and soon returned to Huangquan.