Zhang Qiling has been separated from Wu Xie, Wang Yueban and others for more than ten years. After the last separation in Changbai Mountain, they returned to the Bronze Gate and continued the Zhang family's destiny and mission of guarding the Bronze Gate. Over the past ten years, the Wang family has continued to pry into the ultimate secret. I use this book to warn the world why the Zhang family has guarded this ultimate secret for centuries at the cost of their lives. Once the ultimate secret is opened, all civilizations and all human beings will face not only destruction, but endless fear.