The video shows a close-up of a person's mouth as they are having their teeth cleaned. The dentist is using a small brush to remove plaque and tartar from between the teeth. The person's mouth is open, and the dentist is wearing blue gloves. The teeth are white and appear to be healthy, and the gums are pink and not inflamed. The dentist is focused on cleaning the lower front teeth, and the video provides a clear view of the dental procedure.