In the video, a person is seen working on a car's brake system. The person is using a tool to remove a brake pad from the brake caliper. The brake pad is dirty and appears to be worn out. The person then proceeds to clean the brake pad with a rag. The brake pad is then placed back onto the brake caliper. The person then uses a tool to adjust the brake pad and ensure it is properly aligned with the brake caliper. The video provides a clear view of the brake pad and the brake caliper, as well as the tools used for the adjustment process.