When Sunset sees herself as an alicorn in a magical mirror, she goes looking for answers, eventually going through the mirror into another world. Some things are better left alone though, as she finds herself trapped in the other world as a child.
After four years in prison, human Sunset Shimmer comes back to reclaim her identity. For the pony who's been impersonating her, this might get complicated.
After Twilight Sparkle reopens her School of Friendship she decides, as an act of diplomacy, to hold another Friends and Family Day to prove her school is different this time. Sadly, not everything goes according to plan with the attendees.
Gallus and Sandbar both die saving the world and enter Heaven. As they discover more about the place, they learn about new feelings about themselves and each other.