The video shows a close-up of a car's engine. A person is holding a bottle of water and pouring it into the engine. The engine is black and appears to be well-maintained. The person pours the water slowly and carefully, ensuring that it does not spill over the sides of the engine. The sound of the water being poured can be heard clearly. The video is shot in high-definition, and the details of the engine and the person's hand holding the bottle are visible.