It has been nearly a hundred years since Celestia's banishment spell backfired and she was sent to the sun. Now, even before the last of the damage was erased from the surface of Eqqus, Nightmare Moon is overcome by her regret. The Elements of Harmony are inert, refusing to let her use or even touch them-- even to save her sister. She dreams of a lake awash with her eternal moonlight; she has not been able to move any celestial body since the battle with Celestia drained her of most of her power. If she can reach the lake, she knows, she will be able to set this right. Now, if only she could find it...