The video shows a close-up of a metal door with a square window. The door is made of dark metal and has a few scratches on it. The window is rectangular and has a few small scratches on it. The door is being opened slowly, and the window is moving upwards. The door is opened fully, and the window is now at the top of the door. The door is then closed slowly, and the window is moving downwards. The door is closed fully, and the window is now at the bottom of the door.