In the video, a person is playing a first-person shooter game. The player is holding a gun and is moving around a building. The game's HUD is visible, showing the player's health, ammo, and other game-related information. The player is shooting at enemy characters who are also moving around the building. The environment is urban, with buildings, streets, and other structures visible. The video is fast-paced, with the player moving quickly and shooting at enemies.