Summary of "Shui Bei Yin": The story begins with a girl's dream. The people she originally saw in her dream are also seen in the real world. From a dreamer, she later learns the magic of immortality and gets acquainted with people in the heaven. The bad fate of the three people and their relationship with the underworld... It seems that someone is guiding all of this...
Purpose: To exhort people to be kind and do good deeds