In the video, a person is holding a smartphone in their hands and playing a first-person shooter game. The game appears to be set in a war zone, with the player moving through various locations while shooting at enemies. The person's thumbs are visible on the screen, controlling the game's movements and actions. The game's graphics are realistic, with detailed textures and colors that make the environment and characters appear lifelike. The player seems to be skilled, as they navigate through the game with ease and precision.