In the video, we see a close-up of a person's hand holding a knife and slicing through a white onion. The onion is placed on a wooden cutting board, and the knife is making a clean cut through the layers of the onion. The person's hand is steady, and the knife moves smoothly through the onion. The background is blurred, but we can see that the setting is likely a kitchen. The lighting is warm, and the focus is on the action of slicing the onion.