Thanks to several events that all happen at once. Several different universes all suddenly merged into one. And several people who found themselves alone come together in the town of Gravity Falls.
It’s the last day of term and Principal Celestia and Vice-Principal Luna are kicking back for a few hours peace after a stressful school year. Suddenly there’s a ring at the doorbell, but they don’t have a doorbell. Who has come to see them, and why?
Watching an old fantasy game on television, Rainbow Dash can't stop talking about it much to Sunset's annoyance. But, when the game becomes real, the two along with Pinkie Pie and Twilight must do all they can to survive.
Sunset Shimmer must save Termina, a parallel world to Hyrule on the verge of ruin. By her side is her friend and mentor, Princess Twilight Sparkle. Can Sunset overcome the odds stacked against her?
Sunset Shimmer was simply enjoying a night indoors with her friends, but the magical energies of the human world which clashed in Rainbow Rocks has caused something unexpected to happen.