Set fifty years after Twilight and her friends give up the elements of harmony to save the Tree of Harmony. Equestria has prospered until a new threat of dark magic threatens ponykind. Our story follows Skylight and her friends as they unravel the mystery behind the new re-founded power of dark magic. They must find a new source of light if they are to save Manehattan and the rest of Equestria from the growing Darkness.