In the video, a person is playing a first-person shooter game. The player is holding a gun and is shooting at various creatures that are attacking them. The game environment appears to be a dark, dungeon-like setting with stone walls and floors. The creatures are of different sizes and shapes, some resembling skeletons and others resembling monsters. The player is shooting at them with a gun that has a scope attached to it. The game's HUD is visible, showing the player's health, ammo count, and other game-related information. The player is moving around the environment, aiming and shooting at the creatures.