Speak of the nightmare, and she shall appear.

Celestia and Luna were supposed to enjoy each other on a night alone in the Everfree. However, things go south when they find Luna's old dark self: Nightmare Moon. But, she is different. She wants to be better and wants forgiveness. And Luna, listening to the mare lament, asks herself a question.

Is Nightmare Moon deserving of the forgiveness she asks for?

Takes place three days after the events of Luna Eclipsed.