Cozy Glow has long abandoned the lands of Equestria, carrying her burdens with her. Too many mistakes to count, she deserved to be alone. All she wanted was to get rid of her regrets inside her head. Even being an alicorn merely made the pain only a little more tolerable.
Spike is the last one left after the rest of Equestria's defenders are defeated and imprisoned. He's now on a mission to find help outside his homeland, where he finds a powerful alicorn filly.