A creature of old has been present in Equestria since the beginning of the rule of the alicorns, watching, waiting. He saw their fall and the sisters' rise to power. Now, for the first time in eons, he steps from watching and takes action.
Because of Anon-A-Miss Sunset is abandoned by everyone, so she decides to start a new life, among shadows, she will seek happiness, but what will happen with the magic of friendship?
Sunset Shimmer has never needed anyone or anything - she had her magic, she had her ambition, and she had intellect. Others just stood in her way or held her down. So what do you do when your plans for world domination fall through?
Sunset Shimmer has betrayed Celestia and entered the mirror to another world. However, the first day in this new world would change everything when an accident causes Sunset Shimmer to lose her memories.