In the video, a person is seen sitting down and cracking their knuckles. The person is wearing a black shirt and is sitting in a dark room. The camera is focused on the person's hands, capturing the sound of the knuckles popping. The person cracks their knuckles multiple times, and the sound is audible throughout the video. The lighting in the room is dim, and the background is not visible. The person's hands are the main focus of the video, and the cracking of the knuckles is the only action taking place.