Not all changelings are fit for life in a hive. But that doesn't mean they're capable of life outside it, either. Join one such changeling as he tries to find his place in Equestria, and what the difference is between survival and living.
A human soul is stuffed into King Sombra's body. Having no idea what's going on, and thinking he is in some kind of coma, he just casually strolls into the Crystal Empire.