In the video, there are two dogs of different sizes. The larger dog is white and has a fluffy coat, while the smaller dog is also white and has a shorter coat. They are both in a room with green carpet and a few pieces of furniture, including a yellow chair and a blue chair. There is also a plant in the corner of the room. The larger dog is walking around the room, while the smaller dog is following it. At one point, the larger dog stops and looks at the smaller dog, who is now standing in front of it. The larger dog then starts to play with the smaller dog, gently biting its neck and pawing at it. The smaller dog seems to be enjoying the interaction and is not showing any signs of distress. The larger dog is very gentle and playful with the smaller dog, and they seem to have a good relationship. Overall, the video shows a heartwarming interaction between two dogs of different sizes.