A thousand years after banishing her beloved to the moon, Princess Twilight Sparkle will have to face the sins of her past as her student fights for their future.
In a city as corrupt as it is beautiful, Detective Rarity searches for her missing lover, Officer Twilight Sparkle, with the help of her former mentor, Celestia.
A fashion empire at the top of its field. A social calendar in great demand. And being the companion of Princess Twilight Sparkle, Sovereign of Equestria. It's everything Rarity had ever wanted. So she's happy, right?
Rarity is a Slayer. Her life is devoted to hunting the bloodthirsty beasts and magical monsters that would threaten the sleepy winter homes of Equestria, but that doesn't mean she can't flirt with the cute librarian during her days off. [Omniship]
Twilight knew that when two ponies loved each other as much as she and Rarity did, moving in together would make everything better. So why wasn't that happening now?
This letter is the last letter that I will speak of you, my Twilight Sparkle. Perhaps you've forgotten about our relationship, maybe your heart doesn't come to me anymore. Maybe it's time to move on, but not without one last-ditch effort, my love.