The video shows a person scuba diving in murky water. The person is wearing a black wetsuit and is holding a flashlight in their hand. They are swimming near the bottom of the water, where they encounter a fish. The person then picks up a knife and stabs the fish. The water is dark and the visibility is low, but the person is able to see the fish clearly. The fish appears to be a small, silver-colored fish. The person then continues to swim through the water, with the knife in their hand.