Cheerilee is a sheltered, over imaginative, home schooled filly about to start her first day at Ponyville Elementary. Lyra is an energetic hooligan with a keen interest in the unusual. Bonbon is a clueless, young pony who somehow gets pulled into her childhood friend's shenanigans. And Derpy is a clumsy, young pegasus with a troublesome past.

What happens when these four fillies are placed into the same classroom along with several other unique students? The past happens—er, happened? Just read the story...