In the video, a man is seen lying on the floor of a gym, holding a dumbbell in each hand. He is wearing a gray shirt and black pants. The man is performing a set of sit-ups while lifting the dumbbells above his chest. The gym is equipped with various exercise equipment, including weights and exercise balls. The man's form is good, and he appears to be exerting himself as he completes the set. The lighting in the gym is bright, and the walls are painted in a neutral color.