With Sombra reformed, and his goodness restored, he struggles to find his place in the new world. Barely able to make more than a few skeptical friends, he fears he may never find a place where he will fit in.

But a new threat emerges, one that might even be worse than the death of the Tree of Harmony. Seeing as he is the only one who knows how to stop it, Sombra realizes that this also might be his chance to prove himself to pony kind. But the fate the hero receives might be more than he bargained for…