The fairy world, the human world, and the demon world rule all spaces.
In the fairy world, the colorful stones used by Nuwa to mend the sky are beacon stones for major events in the heaven, and can predict or indicate the development of the heaven. But every few thousand years, the colorful stone itself will turn into a large black hole, causing the time and space between the three realms to be distorted. After that, things will happen in the three realms that are contrary to everything that has been formed for thousands of years, and changes will occur.
Male No. 2 Is the fairy who fell from the fairy world to the human world due to the distortion of time and space. The heroine and the hero are figures from the underworld and are ordered to investigate the matter, which leads to a series of events.