the Eternal Immortal Domain is one of the five great domains located in the Eternal Lands ...
It is the domain where the The statues of the Three Eternal Sons was located. one of them was the arch emperor's statue which contained the World of Heavenspan, where Bai Xiaochun is from.
It is built on a large flower, which is called the eternal mother by the natives.
Bai Xiaochun and the people from Heavenspan domain end up here after the Heavenspan world was destroyed following the death of Gravekeeper and the battle between the daoist Heavenspan and Bai Xiaochun.