In this era, there were several vast universes parallel to one another which consists of many different worlds. Each world is governed by various Orders.
Every world has a portal that allows an individual who seeks abode to enter. This concept is like building a house.
In the world governed by Space Order, these portals are like a door that one can casually go in and out. But one must first master the Order of Space to utilize the portals.
On the depth center of the Yellow River, situated there lies the portal of the Central Core where the devils live. But before anyone could arrive at the portal, two worlds are needed to be passed along.
World of Elemental Order and World with Order of Space.
