The video shows a cartoon animation of three submarines, each with a different color and facial expression. The first submarine is green with a happy expression, the second is orange with a surprised expression, and the third is purple with a sad expression. The submarines are shown in a body of water with bubbles around them, indicating movement. The green submarine is seen waving at the other two, while the orange submarine is shown with a lightbulb above its head, possibly indicating an idea or solution. The purple submarine appears to be stuck or sinking, as indicated by its sad expression and the bubbles around it. The video does not contain any visible title, subtitle, or informative text.