People are reincarnated, and so are worlds!
In ancient times, the world was created by the Great Pangu. Later came the Three Pure Ones, the Twelve Great Shamans, Nuwa, and other mighty beings. All things decline after reaching their zenith, and the ancient age eventually came to an end as well. When the universe expanded to its limit, it instantly collapsed into a single point, and all things from the ancient age were destroyed.
Countless eons later, that point expanded once more, giving birth to a new world, where a new civilization began to develop...
P.S. Thanks to Wo Kan Wang's resource library for providing the cover for free!