She did not make a habit of visiting other professors during office hours, partly because she refused to be very close to any of them and partly because she had little need to converse with the others unless it was a school matter.

Which was what bought her to Airey Flamsteed's door.

Documents carefully held under one arm, Nana raised the other and knocked on the Astronomy Professor's door.
Amaterasu help him if he made a ferret joke.