Cadance, Principal of Crystal Prep, takes a well-earned holiday. It would have been more enjoyable if Cadance, Princess of The Crystal Empire, wasn't constantly looking down on her.
When she was birthed with horn and wings she was thought to be a pegacorn, a rare and blessed blending of the tribes, whose long life and power brought wealth and stature. Then the guards came, seeking the first alicorn born in over a thousand years.
For her entire life, Twilight has believed that the ponies of Equestria live together in harmony. When she wakes in a strange town, in a body no longer her own, she must face the possibility that Equestria's harmony may be less than she believed
For many nights, Qamar of the Horse has dreamed of a moonlit garden filled with white flowers, a strange, dark temple to an unknown goddess, and the shadow of a mare on the horizon. Each morning he wakes to the scent of a rose.
On the advent of her coronation, Princess "Derpy" De Raptura continues to adjust to life as Equestria's newest ruler, but soon finds that the power she was granted requires a greater sacrifice than she could ever have thought possible.
Luna and a bevy of unusual companions (an AI modelled on Celestia, a hyper service droid, a holographic Blueblood and a sapient cat) struggle to survive in the face of interminable boredom on a deserted starship three-million years from home.
Before her fall, Luna lived entire lifetimes as a mortal pony. She now wishes to do so again, and elects to spend some time with Twilight Sparkle and her friends. She never expected to fall madly in love.
Calamity befalls the royalty of Equestria and, in lieu of plans that took decades to create and moments to ruin, control of the cosmos is bequeathed to the only pony Celestia had time to empower.