The video shows a first-person view of a video game where the player is holding a gun and walking through a building. The player moves through different rooms and corridors, looking around and observing the surroundings. The environment is made up of concrete walls and floors, with some windows and doors visible. The gun is black with a green scope, and the player's hands are visible in the lower part of the screen. The game appears to be set in a futuristic or sci-fi setting, with no other characters or enemies in sight.