At the end of time, there is endless darkness.
In order to protect the ones they love, human beings develop powerful soul power in their bodies, and gradually create countless soul arts that span time and space. Then he had soul weapons and soul beasts with his own soul color. It is the condensation of truth, goodness and beauty in the world.
With the passage of time and the crushing years, human beings have more and more resentments in their hearts. Once the love in their hearts deteriorates, all things will lose order. The soul technique born out of love gradually turned to killing, and the bright red blood quickly dyed the entire land like a flood.