King Sombra has won. He's managed to take over Equestria, leaving it in ruins, and has enslaved hundreds of ponies along the way. Nopony knows how he returned, or why the princesses are standing by his side. Many have tried to stop him and take back Equestria, but every attempt has led to failure.

In a base under the remains of Sugarcube Corner, a resistance, lead by Spitfire, has formed. Nearly every day, they attempt to defeat Sombra and save whomever they can. However, life in the war is difficult. Death comes around every corner, sadness and guilt fill the air, and not everypony in the rebellion gets along.

With nowhere to go and few options left, the army must do everything it can to fight the war and survive the harsh life that it brings.

Takes places in an alternate universe following the events of Season Five of My Little Pony: Friendship is Magic.