Copy pasted part of the walls to make the prisoner.
Free transform, liquify.
step 3 of 5
Dodge and burn to create features.
step 4 of 5
step 5 of 5
Cut part of the wall for the post-card. Brushes for the image on the card.
New layer with overlay properties and gradient fill with mask.
New layer with colour properties and brushes to add some colour on the window and prisoner.