Twilight Sparkle, the princess of friendship is dead. In her place, Twilight Shade, the queen of darkness has risen. She has had a lot of time to plan out her next move. And she has her sights set on Equestria. One pony at a time.
Twilight meets Sombra and joins the dark side.
Twilight uses her new, dark powers to corrupt her friends and Equesria, sequel to Twilight's Shadow