The video shows a black dog playing with a tennis ball in a grassy yard. The dog is seen picking up the ball with its mouth and running around the yard. The dog appears to be enjoying itself and is energetic. The yard is surrounded by a white fence and there are trees in the background. The dog is medium-sized with a shiny black coat and appears to be well-cared for. The tennis ball is yellow and is the only toy visible in the video. The dog's tail is wagging, indicating that it is happy and enjoying the game. The video captures the playful nature of the dog and the joy it finds in simple pleasures like playing with a tennis ball.