The Emergence of Races or most commonly known as Emergence, the cosmic process that caused different races, against their will, to be transported to an unknown world recognized by the "absolute" System as Planet 342 or named Earth. However, even before the Emergence, as both inhabitants of the now-considered lost world, the Vampire and Elven Race had been in constant war. The former was the aggressor, while the latter became the defenders, but as the passage of time moved forward, a history of the Elves' oppression was written in the minds of the remaining Vampires.
Because, the existence of human nature was, in the most logical sense by considering numerous factors, could be traced in every being's way of life. In other words, either Vampires or Elves could be evil or good. During the previous wars, there were innocent lives from both sides that turned into casualties.