The video shows a person swimming in a pool. The swimmer is wearing a black swimsuit and is moving their arms and legs in a coordinated manner to propel themselves through the water. The water is a clear blue color, and the swimmer's movements create ripples and bubbles on the surface. The swimmer's body is partially submerged, and their head is visible above the water. The swimmer's arms are extended forward, and their legs are kicking in a steady rhythm. The swimmer's body is positioned horizontally in the water, and they appear to be moving forward with purpose and speed.