Sunset Shimmer: Princess Twilight Sparkle's most faithful student. After bearing witness to the End of the World, she travels back in time to destroy the Dark Regalia and save her future. But a ghost from the past has other plans...
After Twilight delivers a batch of books to Sweet Apple Acres as a gesture of goodwill, she finds that Big Macintosh is not interested in her offerings. Through her efforts to discover why, she inadvertently discovers his most shameful secret.