After Celestia's disappearance, Luna was left to rule Equestria on her own; a task she's more than capable of doing...right? Yeeeah--no, 'cause now she's working from nine to five in a doughnut shop...
Celestia, bored from her centuries-long routine of the same, stagnant thing day in and day out, snaps, causing the Princess of the Sun to make a few drastic changes to her life. A few drastic changes that might not be such a good thing for Equestria.
Flash Sentry is having a very bad Hearts And Hooves Day. His date has been cancelled. He has to work a double shift. And for some reason, stallions are hitting on him at a bar... Yeah, really bad Hearts And Hooves Day.
Before two worlds became one; before one home was made their own; they still had so many possibilities. It was their differences that led them here and kept them together.