this is based on a story I read in english class go read it if you have not. It is a short story (about 20 pages) and it is fantastic, it will also explain this moc much better. Link: http://www.futrelle.com/stories/TheProblemOfCell13.html
About this creation
my small attempt at forced perspective. Here you can see the guard out of the cell window.
Professor S.F.X Van Dusen examining a rat from his cell
a larger veiwof the professor sitting on his bed