The video is a first-person shooter game where the player is holding a gun and shooting at enemies. The player moves through different rooms and corridors, shooting at zombies and other enemies. The game has a dark and gritty atmosphere with a lot of gray and brown colors. The player's gun is visible in the bottom right corner of the screen, and there is a red health bar at the bottom left corner. The enemies are mostly zombies, but there are also other creatures and people that the player encounters. The player's movements are smooth and precise, and the gunfire is loud and intense.