Dreams have always filled our nights with wonder and excitement. They Provide a feel of unrealistic features. Whether that's the ability to wield unimaginable power, or the simple ability of unnatural flight. If these amazing abilities were to become real, we would call that a "Dream Come True". However, what would be the outcome of the darker side of slumber becoming a reality? Yes, how could we comprehend a "Nightmare Come True"? Embark on a quest to discover the origins of a new evil in Equestria, that became so through the Master of Dreams herself; Princess Luna. (Story is seen through different viewpoints of different ponies, not just Luna)