The video shows a scuba diver underwater in a dark environment. The diver is wearing a full scuba suit and is holding a camera. The water is dark and there are no visible landmarks or other divers in the vicinity. The diver appears to be moving slowly and carefully through the water, possibly exploring or filming. The camera is attached to the diver's wrist, and the diver is using a flashlight to illuminate the surroundings. The water is clear, and the light from the flashlight creates a shimmering effect on the surface.