Name the characters in the novel.

The emperor is Zhao Yan, the queen's son is Zhao Zhen, the crown princess is Yin Shuer, the crown princess's brother is Yin He, the crown princess's cousin Yin Guanyu, a son and a daughter, the second princess is Zhao Gui, the third prince is Zhao Miao's son, the fourth prince is Zhao Cheng's son, the fifth prince is Zhao Xun's daughter, the sixth princess is Zhao Huan's son, the seventh prince is Zhao Wei's daughter, and the eighth princess is Zhao Jue.