Twilight gets bitten by a spider when she was doing a task for Zecora, then when she was experiencing the symptoms, she goes to the doctor and learns she has a fatal disease and only a week to live.
Twilight wants to break the curse of immortality to pass with her friends. But first she must find a Successor to take her place. Can she do it or does Equestria need her to stay? What tests await candidate Luster Dawn as an ancient villain returns?
Determined not to outlive her friends, Twilight decides to get rid of her immortality and find a new ruler of Equestria. Meanwhile, others with long or everlasting lives feel the same way. Reposted
Celestia lost her truest love, Rainbow Dash when she accidentally altered her own timeline. The shock of her loss drives her to retreat into alcohol misuse. As her world implodes only one pony can save her. Will she ever be free to find love again?
It’s been over a decade since Twilight Sparkle lost her life. Everypony has moved on, but Spike has retained a special part of her body for safekeeping. Once a year, the lonely dragon gets to hold it and feel her magic again.
Future universe. "Sister" Princesses Sunset Shimmer and Twilight Sparkle mourned the loss of Equestria's favorite Princesses - The royal natural-born alicorn sisters Celestia and Luna. In an attempt to win them back, they resurrect them - as fillies.