The concave-convex world is a world created by the Creator God. The omniscient and omnipotent God of Creation created all things in the world and appointed seven envoys of light, darkness, power, wisdom, life, death and judgment to control the destiny of all living beings. In the concave and convex world, everything has its destiny and destiny cannot be defied. However, the benevolent God of Creation also left the people an opportunity to change their destiny, and that is the AOTU COMPETITION. The first time she put her sword to the neck of the God of Creation, the world had quietly changed.