In the video, a person is seen working on a car engine. The person is using a tool to adjust the timing chain. The engine is open, and the person is working on the timing chain with the tool. The person's hands are visible, and they are using the tool to adjust the timing chain. The video is shot in a close-up view, focusing on the person's hands and the timing chain. The person appears to be experienced and is working carefully to adjust the timing chain. The lighting in the video is dim, and the background is blurred, but the focus is on the person's hands and the timing chain.