Following the events after A Sunlight Story. Twilight Sparkle and Sunset Shimmer face off against the Griffon Kingdom. Now Equestria is in danger and it's up to Twilight, Sunset, Golden Arrow, and Piercing Dart to stop the upcoming war and bring everlasting peace once again to Equestria.

Golden Arrow a new rookie to the Special Forces teams up with Piercing Dart to protect Twilight and Sunset from dangers they will face. Will they succeed or fail.