In the video, a man is seen sitting at a table with a large bag of water in front of him. He is wearing a brown shirt and glasses and is speaking to the camera. Behind him, there is a large fish tank with several fish swimming in it. The man opens the bag of water and begins to pour it into the fish tank. The water from the bag is clear and appears to be at room temperature. The fish in the tank seem to be enjoying the new water as they swim around. The man continues to pour the water until the tank is full. The video ends with the man smiling and looking satisfied with his work.