Having escaped the destruction of their timeline, Sunbeam and Kite travel through time, via time spell, and come to an Ponyville in another timeline. Having no hope of ever getting their home back, they almost give up, but it's when they meet Twilight Sparkle, they learn there is a way. Now they must venture around Equestria to find an ancient cave that legend says holds crystals that could help bring back their timeline...

- Credit to Lyi for scene descriptions.