In an alternate timeline where magic has vanished together with Discord, six fillies from the city of Canterlot go to find its burial ground and reawaken the ancient powers.
After her expulsion from the Wonderbolts Academy, Lightning Dust finds a village attacked by an ursa major. Against her better judgement, she tries to help the ponies.
Many years after their friendship broke apart, a war brings Gilda and Rainbow Dash back together, even if it is just for one final showdown before the curtain closes for one of their nations.