When a mysterious creature from the past begins to take over Equestria, who can stop it before all of the good is lost forever? Not the Elements of Harmony or even Celestia herself, but help may come from the most unlikeliest of sources. How will everyone cope with having to face the darkness inside of themselves when everything is lost? Takes place just before the events of Magical Mystery Cure.

*The list of characters featured in the tags will expand as the story does. No spoilers!