Demonic Nether Flower

In the ancient world, there was a kind of flower named Netherworld. Those who possess this flower can travel through time and space at will without any restrictions. However, the flowering period of this flower is only once every five thousand years. Those who can own this flower are humans or non-humans with special powers. The guardian has been guarding this flower for thousands of years. The day when the Nether Flower blooms is getting closer... People who want to get it are ready to move...