The night of King Sombra's defeat was recorded in history down to the last detail, but was every part recorded? What if there had been a part of that history that was missing?

Eclipse is a pony with some… interesting talents. He could preform advanced magic easily, he could memorize any book or situation, but most amazing of all was that he was raised by Celestia and Luna themselves. But when Eclipse finds a dark secret to his past, how will he, and the people around him, handle the news?