Rationality

Xiaohou and Xiaojiu also met on a rainy day. They were very attracted to each other, and over time, they became very good friends. However, things are unpredictable until that day when Xiaohou knew that Xiaojiu was sick. At first, Xiaohou was very considerate and took care of Xiaojiu. (What disease) But as time goes by, it can be seen that time changes people's hearts. She left after all. Her cancer was in the terminal stage, and she had reached the point where there was no cure. What's wrong with Xiaojiu? Why are medicines and stones useless? What kind of person is the little monkey?