When Twilight Sparkle awoke from a coma with amnesia, the first pony to greet her back to the world of the living was Rainbow Dash. They were close, once, and Twilight knows that she can trust Rainbow Dash to help her through her life in Ponyville.
Princess Rainbow Dash and her friends have found themselves in the newly restored Crystal Empire, and now struggle against the forces of Queen Chrysalis and the enigmatic King Sombra in an effort to reclaim Canterlot and save Equestria.