Rose is bored and stressed out. She just stands at her shop all day waiting for somepony to buy her flowers. Lately, nopony has been buying any and she and her sisters are having trouble paying their rent. She decides to try looking through some of the books in Princess Twilight's castle to find tips for selling her product. Another pony from town known as the Doctor goes with her, also looking for some books.

While browsing through the library, they find a magical mirror leading to another world. They get swept in, but then they can't get back to Equestria. How will they handle a species change and being stuck in a parallel universe with no idea how anything works?