The video shows a person climbing up a rock wall in a dark cave. The climber is wearing a helmet and harness, and is using a rope to ascend. The light source is a headlamp, which illuminates the rock face and the climber's hands and feet. The rock wall is rugged and uneven, with various crevices and protrusions. The climber's movements are deliberate and careful, as they navigate the challenging terrain. The video captures the tension and focus of the climber as they make their way up the wall.