Pure Bloods

*In the omniverse, there is a universe, in this universe, there is a world, in this world, there is a realm, in this realm, there are 7 kingdoms.
SCARCITY, FUTILITY, BRUTALITY, ADVERSITY, FATALITY, INFINITY and ETERNITY.
The names of this kingdoms doesn't depict them. They were given this names on different reasons. SCARCITY was named after It's founder "Lord SCAR". FUTILITY was named because of it's lack of strength hence it was a neutral city. BRUTALITY got it's name from their actions in the great kingdom war. They were known for the merciless slaughter of the people of FATALITY who were named because of the fatal damage they suffered.
INFINITY and ETERNITY are regarded has the major kingdoms. The two kingdoms hold such hatred towards each other that even after the war. They rarely associate with each other. ADVERSITY was named due to the fact that that was were the two major kingdoms often clashed.
In this seven kingdoms there is a phenomenon called the pure blood. It is a case were a child is born with a great level of either light or dark magic. These children are called the pure blood but through out history the two pure bloods have never occur in the same time phase. So how will they explain this. The sun is dark yet the day is still bright and it's raining at the same time. The two signs of two pure bloods being born.............