Why is Jia Yuanchun Dream of Red Mansions recorded at night?

It symbolizes the imminent decline of Jiafu.

1, from the seventy-eighth episode of A Dream of Red Mansions. When Jia Yuanchun returned to the palace, it was already 2: 45 a.m. on January 16th. At this time, the monthly surplus is just a loss, symbolizing the imminent decline of Jia Fu and Jia Yuanchun's death overnight.

2. A Dream of Red Mansions is a novel written by Zhang Hui in ancient China, which is the first of the four classical novels in China. Its total edition is *** 120. It is believed that the first 80 chapters were written by Cao Xueqin, a writer in the Qing Dynasty, and the last 40 chapters were written by an unknown writer, edited by Gao E and Cheng Weiyuan. It tells the story of some beautiful women in the boudoir, showing the true beauty of human nature and tragedy. It is an epic that shows the beauty of women and the various features of ancient China society from all angles.