In the video, a person is seen holding a brown bottle with a blue cap. The person is standing in front of a car with the hood open, revealing the engine. The person unscrews the cap of the bottle and pours its contents into the engine. The engine appears to be dirty and has various components visible. The person then screws the cap back on the bottle and sets it aside. The video does not provide any information about the contents of the bottle or the purpose of pouring it into the engine.