It starts off normal for Twilight and her friends, basic day in ponyville, until Rainbow Dash discovers something extraordinary: A treasure map, leading off to Luna's old riches. Together, the mane six, and Luna as a guide, set sail through the skies to regain back the treasure. But there' not the only ones who are looking for such wealth. the Sky pirate, captain stormtooth, is also on the hunt for the treasure's worth. Time to take to the skies!