The video shows a first-person view of a player in a video game holding a gun and shooting at enemies. The player moves through different rooms and corridors, aiming and shooting at enemies that appear in front of them. The game's graphics are realistic, with detailed textures and lighting effects. The player's gun is visible in the lower part of the screen, and the enemies are shown being hit and killed as the player shoots them. The video game's user interface is also visible, showing the player's health, ammunition, and other game-related information.