The video starts with a view of a swimming pool, with a person standing at the edge, ready to dive in. The camera then follows the person as they jump into the water and swim underwater. The swimmer is wearing a black swimsuit and goggles. The water is clear and blue, and the pool is marked with lane lines. The swimmer moves gracefully through the water, using a freestyle stroke. The video captures the swimmer's movements from different angles, showcasing their technique and form.