After the Fall Formal, Principal Celestia discovered that Sunset has been living in the school clock tower. Now Sunset needs to find someone willing to take in a teenager whose issues have magic powers, and beggars can't be choosers.
As punishment for her crimes, the Elements have cursed Sunset Shimmer to do favors for anyone who asks. Lucky her. And then there's that other Twilight Sparkle she keeps running into...
If Ponyville's new repair-pony gets his way, the Mane Six won't even know he exists - and nopony in Ponyville will miss him for long once he's returned to Earth.