A lost princess fallen defeating a terrible Nightmare. Secrets a thousand years old. The end of a thousand year banishment. One pony stuck right in the centre of it all. Twilight Sparkle had better make friends. The world may well depend on it.
Treachery sends Princess Luna tumbling into the Everfree. Stuck, she copes to live among its grisly inhabitants. Survival is not an easy task, she can tell...
Luna, with the reluctant help of Nightmare Moon, sets out to remedy her past mistakes and return the sun to Equestria. Meanwhile, Queen Chrysalis tries desperately to save her species.