War has finally reached Equestria's borders and now Nature Spark, Downpour, Backdraft, Discipula Star and their companions will face traitors, mercenaries and dark powers as they try to end the bloodshed before both countries are torn asunder.

A unicorn burnout, two pegasus brothers and Princess Luna's protégé, along with many other friends they meet along the way, embark on an epic journey to prevent war from consuming Equestria.