"Here's the thing."

Fang Qiu explained with a smile, "I like to go to the library to read books. After a long time, I became familiar with Mr. Xu. After knowing her for a while, I found that she was a little unusual."

"Later, Mo Yiqi was found to be terminally ill, and we've all donated money for her, haven't we?"

"In those days when I went to borrow some books about illness, I talked with the librarian about it. Then, the librarian said that Mr. Xu ...