The video shows a swimmer in a pool, moving through the water with a freestyle stroke. The swimmer's arms are moving in a circular motion, pushing through the water and creating splashes. The swimmer's legs are kicking back and forth, propelling them forward. The swimmer's head is turned to the side, and their eyes are closed. The water is a clear blue color, and there are lane dividers in the pool. The swimmer is wearing a swim cap and goggles.