Nature noun – The set of qualities that makes a person, a group of people, or a thing different from others. Exterior is an antonym for nature in character topic. Nearby Words: natural, naturally
To the surprise of everyone, that same diner interior makes a comeback in Series 9, though its true nature (and why its exterior shots are now set in Nevada instead) is not what anyone was expecting.
The basis of the magic is people's appearances, with the implication that their exterior appearance is tied to their personality, disposition, and true nature.