The video is a first-person shooter game where the player is holding a gun and moving through a dark, industrial-looking building. The player is looking for a way to rebuild a barrier, as indicated by the on-screen prompt. The player moves through the building, shooting at enemies and collecting items. The environment is dimly lit, with occasional flashes of light from gunfire. The player's health and ammo are visible on the screen, and the player successfully rebuilds the barrier, indicated by a green glowing outline.