Moving to another world means you get to leave whatever you want behind. For Sunset Shimmer, that will always be more of a blessing than a curse. Now, one conversation over tea will set in motion the future of two worlds.
Sunset Shimmer is having a bad night. She turned into a demon, was forcefully turned back, and now has to deal with all the people she's wronged in the past. As luck would have it, it seems her demon self isn't done with her, either.