The isolation. The loneliness. The emptiness. Most ponies would go crazy if they were all alone. But Nighting Gale is holding onto the last thread of sanity he has. Whats keeping him there is trying to find out where everypony went in why, yet mabye he cant remember for a reason. Why does he feel so guilty? What happened? Why is he there when no one else is? Maybe some things are best left forgotten