A door with a warning sign in a dimly lit hallway.
An indoor eye level view of a partially visible upper half of a white door. The door has a printed rectangular piece of paper with a black border around it that says "Please Do Not Enter". Around the white door is a clean dark wooden border next to a white colored wall. Light visibly shines onto and across the dark brown border, as well as the upper left portion of the door and the rectangular white paper sign.