There is a man, or rather a stallion. An old stallion with a magic box that's bigger on the inside. This stallion has saved Equestria many times, but nopony knows. He has been on many adventures and has saved countless lives. This stallion goes by the name 'Doctor' the word for healer and wise man. This 'Doctor is shrouded in mysteries and surrounded by questions. But there is one question that starts it all. Doctor who?