Lu Yao and Li Jiang were not in a hurry, so Li Jiang told Lu Yao about illusory formations. Illusory formations could be used to harm people by confusing their minds. There were all kinds of illusions in an illusory formation. Some were the things that people hoped for the most, some were the things that people feared the most, and some were memories of pain or happiness. All these made people unable to extricate themselves from the illusory formation!

Li Jiang said that ...