The video shows a person's hand pointing at different fish in an aquarium. The aquarium is filled with colorful coral and fish, including a blue tang and a clownfish. The person's hand moves around the tank, pointing at different fish and coral. The fish swim around the tank, and the coral sways gently in the water. The lighting in the aquarium casts a blue and purple glow on the fish and coral, creating a mesmerizing effect.