Once one of the most dangerous things to face in the entirety of the world, Liberty Prime now lies unused and unneeded in a world where freedom is taken for granted. However, this world will soon learn to be grateful for their freedom, as it is now under attack. Faced with a massive surprise invasion, Equestria now lies defenseless against the Changeling nation. The Changelings seem unstoppable, with their only threats trapped or incapacitated…

Or so they thought. Even on the cusp of victory the Changeling army has brought themselves their greatest disadvantage. Deep within the Everfree, Prime detects massive energy signatures from far away. How will a weapon of wanton destruction interact with those who have never seen the horrors of death?