The video shows a first-person view of a player in a video game holding a gun and moving around a building. The player moves through different rooms and corridors, aiming the gun at various points. The environment is dimly lit, with some areas illuminated by artificial lighting. The player's movements are smooth and controlled, indicating a high level of skill and familiarity with the game. The gun's crosshair is centered on the screen, and the player's health and ammo count are visible in the corner of the screen.