In the video, a man is seen lying on his back on a green mat in a gym. He is wearing a blue shirt, purple shorts, and gray shoes. The man is performing sit-ups, lifting his upper body towards his knees and then lowering it back down to the mat. The gym is equipped with various exercise machines and weights, and there is a pink exercise ball in the background. The man continues to perform sit-ups throughout the video, maintaining a steady pace.