No matter what it may seem, or what is presented, or what you may read, please know this is a happy story. Rarity hopes you'll remember that. She'll try to remember, too.
Rarity has conquered Equestria, but she is unsure how to deal with a cult led by Fluttershy and the cult's second-in-command, Twilight Sparkle, who seems to have plans of her own...
At the height of the Great Crystal War, Lieutenant Rarity finds in her camp a strange mare claiming knowledge of how to end it. But first, they must survive the coming battle.
Princess Rarity thought her life in the castle to be perfect. However, when tragedy strikes, she and her beloved must face the fact that sooner or later, whether they want to or not, all little princesses must one day become queens.
When one fateful search through the Everfree Forest leads Rarity to a secret library inhabited by the spirit of an ancient alicorn princess, she realises that it may be time to start believing in fairy tales.
Rarity enjoyed the simple pleasures of life. Drinking tea, fighting timberwolves, picnics with Fluttershy, meeting dragons and, most of all, spending time with an ancient alicorn spirit. She wouldn't give it up for anything in the world.
Rarity liked the tale of The Four Princesses as a filly, even if she knew it wasn't real. Princesses fighting against a spirit of chaos? A library under a tree? Please. But then she grew up and found out some bedtimes stories were quite real.
When a terrible misunderstanding leaves Princess Rarity with the terrifying prospect of missing her bodyguard's birthday party, she decides that nothing or nopony will stop her from celebrating Twilight's special day.
After a recently thwarted assassination attempt against Rarity, Twilight and Rarity discuss the soldier's uncertain future as the queen's private bodyguard.
Queen Rarity constantly rejected the advances of other noble ponies - after all, her bodyguard Twilight was already her secret special somepony. Unfortunately for them both, Sweetie Belle is intent on finding out who is her sister's secret crush
Twilight takes her duties as Princess Rarity's bodyguard seriously. Unfortunately for her, it's difficult to protect a princess in a sea of costumed ponies when you have no idea which one is actually the princess.
Official visits to Trottingham weren't the most exciting times for Princess Rarity, so what better way to fix such a problem than convincing her bodyguard to join her on an illicit exploration of the city?
Life is like a train ride, don't you think, dearest? Destinations will change, trains will be caught and missed, but there will always be somepony willing to journey with you—so long as you let them.
After a long day, Princess Rarity's bodyguard is ready for a quiet night keeping watch over the Princess. Or, it would have been a quiet night had the Princess not decided Twilight's sleeping arrangements were 'simply unacceptable'.
For Twilight, the increased lifespan that came with princesshood had forced her to outlive her friends, but thanks to Rarity, she will learn that centuries could be lived in but a single day.