The video shows a person playing a video game on a mobile device. The game appears to be a first-person shooter, with the player holding a gun and shooting at enemies. The player moves around the game environment, which includes buildings and other structures. The game graphics are realistic, with detailed textures and colors. The player's movements are smooth, and the gunfire is loud and clear. The game appears to be challenging, with the player taking damage and having to strategize to defeat the enemies.