Emiya Kiritsugu was happy living the rest of his short days. He had put his past behind him... until he began to dream of futures that had yet to be. Let it be known that the Magus Killer was not dangerous simply because he was dying and had no plans to fight.

History often hinges on a moment. What if young Lelouch avoided the fate of exile and remained with the royal family? All roles become reversed. The tale of Lelouch's quest for power and vengeance as the Black Prince of the Empire.