Rumors have spread across all the land about attacks that have been made on Equestria, Griffonstone, and the Dragon Lands. With no explanation for these events, the griffons and the dragons have become primed for war. On top of this, Zecora has been missing for over a month, and many ponies have assumed the worst.
Twilight and her friends must stay true to their elements and help steer the world back onto a path of peace if any hope of finding Zecora is to be found.
While the ponies are distracted, the black dragon known as Stormclaw prepares to play out the second phase of his dark plan. With the help of Princess Twilight's greatest foes, his ambitions may become a reality, placing the fate of the world behind a single question:
Who is Shadow Light?