Discord retired, the devious jerk. Who could have guessed 'nice' guys were so chaotic?

A blank, curious being; a nobody that was capable of becoming anybody. Can the Magic of Friendship fill in an empty shell? Can he keep his greatest secret when he can't even know which emotions are his?

All of the other, less plot-relevant moments that Aether thinks might slow down the main story. And the non-kid-friendly things, too.

A changeling is taken prisoner after being thrown from Canterlot. The ponies don't know much about the changeling, and viceversa... once everything comes to light, what will fate hold for the little worker?