Not too long before Luna's banishment, her and Celestia found the 7th Element of Harmony. This element was known to corrupt the wielder if they are not the correct one, and Celestia's mind has been set to tyrant. One thousand years later, Luna has once again returned to Equestria, but Celestia's evil plot doesn't end there.

Queen Celestia's reign over Equestria has finally begun. However, the battle is far from over. Three New Lunar Republic soldiers and a few new recruits are set on saving the world from her evil hooves.

Takes place during 'The Lost Element'.