Character Building and Set Design

To start getting a real feel of the tone for my FMP Film Short I have been researching into the world of drug dens and the character types who frequent them as part of my R.E.D.

Some images I've come across which portray the set design I have in mind for the main scenes:

It's important not to confuse the set design with that of stereotypicalised student living, which is easily done. Yet here there will be no items of value, or evidence of. There will be no empty Domino's boxes, fashionable clothing, or any personal possessions as such simply because anything of any value will of been sold off to fund the habbit.

To help build up character influences I've researched the 'end user' and have come up with these images as references: