A medium-shot video shows a brightly lit underground walkway filled with pedestrians. The ceiling is white and arched, with white, arch-shaped architectural features lining the sides of the walkway. A large sign hangs from the ceiling indicating the direction of the "Mariyinskaya" station. The floor is tiled in a dark color. People are walking in both directions along the walkway. The attire of the people is casual. There are some directional signs on the side walls. The overall atmosphere seems busy, but orderly.