Celestia finds herself sharing company and her booze stash with Luna's crazed split-personality, Nightmare-Moon. However, as the night wears on, she finds she may actually be able to tolerate the dark alicorn. Maybe even like her.
Can Nyx find acceptance with her extended family during Hearth's Warming, or will she find the holiday hymns are filled with nothing but hollow promises?
After being defeated by Nightmare Moon, Twilight is transformed into a puppet of darkness. But when she starts to have flashbacks of a certain baby dragon, she realizes that there may still be hope for Equestria.
Nightmare Moon won a thousand years ago, plunging Equestria into perpetual night. Now, as Princess Luna's student, Twilight Sparkle must contend with Celestia's unexpected return as a familiar group of ponies are thrown into conflict.
With her new apprenticeship under Nightmare Moon, Empress of Equestria and Queen of the Eternal Night, the orphan filly Twilight Sparkle plunges head-first into the conspiracies, secrets and intrigues of the Empire.