The video shows a swimmer in a pool, wearing a swim cap and goggles, swimming in a lane. The swimmer is doing the breaststroke, moving their arms in a circular motion and kicking their legs. The water is calm, and the swimmer is moving smoothly through the water. The swimmer's movements are synchronized, and they appear to be focused and determined. The pool is surrounded by lane dividers, and the water is a clear blue color. The swimmer's swim cap and goggles are brightly colored, making them stand out against the blue of the water.