The video shows a person's hands working on a car engine. The person is using a tool to adjust a belt on the engine. The person's hands are dirty, suggesting that they have been working on the engine for some time. The engine is made up of various metal parts, and the belt is black. The person's hands move with precision as they adjust the belt, indicating that they are experienced in this task. The video does not show the person's face, so their identity is not revealed. The background is blurred, but it appears to be a garage or workshop setting.