This video is a recording of a first-person shooter video game. The player is moving through a building, holding a gun, and shooting at enemies. The game's graphics are realistic, with detailed textures and lighting. The player's gun is visible in the lower part of the screen, and the enemies are shown being hit and falling to the ground. The game's HUD (heads-up display) is visible, showing the player's health, ammo, and other game-related information. The player moves through different rooms and corridors, taking cover and aiming down sights to shoot at enemies. The sound effects are typical of a shooter game, with gunfire and enemy grunts.