The World Changed... With the most of the planet a crazed survivalist dream land, the only working country rests in the ruins of the old united States. The cataclysm which is so far back in history no human remembers it, but the lesser half dose. The majority of the population lives on the outside of the capital, and the are the immortal workforce of their human masters. Vampier was a good way to live until they built walls and the capital, Walls of sunlight to keep them in 13 districts one for each clan and one commodity. The commodities were made by the vampires and traded to the capital for blood, the vitae vampires need to live. Then there are the games the yearly fight to the death ensuring the clans could never reunite to threaten humanity.