The video shows a close-up of a person's foot with a large, damaged toenail. The toenail is yellowish and appears to be infected. A person wearing blue gloves is seen using a tool to carefully remove the damaged part of the toenail. The tool is inserted into the toenail, and the person twists it to remove the damaged part. The person then pulls out the damaged part of the toenail, which is long and curved. The surrounding skin is slightly red and inflamed.