In the video, a person is playing a video game. The game appears to be set in a dark, dungeon-like environment with stone walls and stairs. The player is holding a gun and is moving through the environment, shooting at enemies that appear in front of them. The gun has a scope attached to it, which the player uses to aim at the enemies. The game's graphics are realistic, with detailed textures and lighting effects. The player's movements are smooth and precise, indicating that they are experienced in playing the game. The sound effects of gunfire and footsteps can be heard in the background.