A mare, 1500 years old and covered in armor visits her only friend on her deathbed. A friend who has held the last link to her missing past. Clockwork is an automaton, has been for as long as she can remember, but before that she was an earth pony working as an apprentice to a blacksmith in the kingdom of Desteria. After an accident left her mortally wounded a spell was cast and armor created for her to survive. she was left to live without pain, or emotion.
(THIS IS NOT CANNON RELATED JUST A FOREWARNING)