The video shows a close-up of a dog's mouth as a vet performs a dental procedure. The vet is using a dental tool to clean the dog's teeth, and the dog's mouth is open to allow access to the teeth. The vet is wearing gloves and is focused on the task at hand. The dog appears to be calm and cooperative during the procedure. The video provides a detailed view of the dental tool and the teeth, highlighting the precision and care taken by the vet during the procedure.