The video shows a scuba diver in full gear, including a white helmet with a light on top, kneeling on the ocean floor. The diver is holding a red rope attached to a metal object, which is being welded. The diver uses a welding tool to join the metal pieces together. The ocean floor is rocky and uneven, and the water is clear. The light from the diver's helmet illuminates the area around him, casting a bright glow on the metal object and the surrounding rocks.