Here's a forensic description of the scene in the video: The video is shot from inside a large, modern building

Here's a forensic description of the scene in the video: The video is shot from inside a large, modern building. The floor is a polished, light-brown stone with a swirled pattern. The building has tall, floor-to-ceiling windows with a grid-like frame structure. Outside the windows, one can see an elevated structure, possibly a bridge or overpass, and overcast skies. In the foreground, three people are working on what appear to be metal frame structures. They are assembling or repairing these structures on the floor. Tools and disassembled parts are scattered around them. One person is wearing a yellow shirt and bending over the metal pieces. Another is wearing a blue shirt and is standing. In the middle ground, a group of people is walking through the building toward a large entrance. Above the entrance is a sign with directional information in both English and another language, possibly Chinese. The overall environment seems to be an airport or large transit hub. The presence of metal barriers suggests security checkpoints or controlled access points. The scene shows an ongoing construction or maintenance activity within a busy public space.