Applejack finally decides that she needs to write a letter to one of her dearest friends, after the turmoil in her mind begins to get too much for her.
Concerned about what others may think of their relationship, Rainbow Dash and Applejack try to keep their love a secret. But situations may arise where hiding that love is difficult...
As the ponies of Equestria discover a new land... a new frontier, the Earth Ponies decide to make it their own, breaking the chains of slavery to the Unicorns and Pegasi.
Rainbow Dash has been fighting her feelings about Applejack for a while now, but when Applejack falls in love with somepony else, what will Rainbow do?