When the world's gone to hell, ponies kill one another for the thrill of it, and every group is hellbent on destroying each other and possibly what remains of the wasteland, who can you possibly trust? Gear Heart will have to figure it out fast.

The girls have returned from Camp Everfree with new powers and pressing questions about them. They won't have much time to find the answers they want as the sky above them shatters, dropping pain, anger, and hope through the void between worlds.