This video is a screen recording of a video game. The game appears to be set in a dark, cave-like environment with rocky walls and floors. The player is holding a gun and is shooting at a monster that is moving around the room. The monster is large and has a menacing appearance. The player is using a scope to aim at the monster, and there are various on-screen controls and indicators, such as a health bar and ammo count. The video is fast-paced and action-packed, with the player skillfully maneuvering around the room and taking down the monster.