In the video, a black dog is seen inside a cage. A person's hand is visible, and they are using a treat to train the dog. The dog is focused on the treat and is seen moving around the cage, possibly in anticipation of the treat. The cage is made of metal bars and is placed on a floor with a colorful mat. The person's hand is visible in the video, and they seem to be using a reward-based training method to teach the dog a command or trick. The dog appears to be well-trained and responsive to the person's hand gestures and commands. The video captures the interaction between the person and the dog, showcasing the training process and the dog's obedience.