so many kids have been kidnaped by the vampires bc of their blood, everyone has their own weapons what has demon inside it what gives powers to kill vampires, my weapon is katana and its demon is water demon, every weapon is black green, my story goes like this.. When i was little kid me and my friends we are abt 6 and got kidnapped by vampires.. we are there a long time until we ware 17 and the vampire hunter group saved me bc my friends had already died bc they didn't have enough blood..