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's character holding a gun and moving around a virtual environment that includes buildings and outdoor areas. The player is seen aiming and shooting at targets, as well as moving through the game's environment. The game's graphics are realistic, with detailed textures and colors that create an immersive experience. The player's movements are smooth and responsive, indicating a high level of gameplay skill.