In the video, a dog is seen walking on a leash inside a pet store. The dog is wearing a harness and appears to be interested in the pet supplies around him. The store is well-lit and has several shelves stocked with various pet supplies. The dog seems to be looking at the different items on the shelves, possibly intrigued by the scents or the colors. The person holding the leash is not visible in the video, but their hand can be seen holding the leash. The dog's tail is wagging, indicating that it is happy and excited to be in the store. The video captures the curiosity of the dog as it explores its surroundings.