The video shows a close-up of a man's hand as he works on a machine. The machine has a circular opening with a blue dot on it. The man is using his fingers to push a black substance into the opening. The substance appears to be some kind of lubricant or grease. The man's hand is dirty, suggesting that he has been working on the machine for some time. The background is blurred, but it appears to be a workshop or garage setting.