In the video, a dog is seen walking on a sidewalk with a wheelchair attached to its hind legs. The dog is a medium-sized breed with a brown and white coat. The wheelchair is black and has two large wheels. The dog is walking towards a person who is standing on the sidewalk. The person is wearing black pants and a black shirt. The dog reaches the person and the person pets the dog on its head. The dog appears to be happy and wagging its tail. The sidewalk is made of grey concrete tiles, and there is green grass on the side. The sky is clear and blue.