The World of the Five Races is on the brink of destruction. The victory of the forces of Hell over the free peoples was only delayed. And Ernst and Isabella, Brother and Sister, lost everything in their lives - their hometown, family, friends. All they had left was purple power and a thirst for revenge on their worst enemy, who was only pretending to be a friend. The Twins have a long way to go from the besieged fortress of the Grand Alliance and the once majestic Elfida to the ominous Citadel of Chaos and the distant worlds of the Gods. And Brother and Sister don’t even suspect yet what a dangerous game they are destined to be pawns in...