A photo-realistic shoot from a low angle, looking up at an exit sign above a closed metal gate in a dimly lit hallway. the image also shows the interior of a large, empty building with a metal gate and a red exit sign on the ceiling. on the left side of the image, there is a door that is closed, and on the right side, there are two doors that are also closed. the doors are made of metal and have a lattice pattern. the walls are painted in a neutral color, and the floor is made of concrete. the lighting is dim, with a warm glow coming from the red sign above the door. the hallway is empty, with no other objects or decorations visible.