The video shows a cartoon-style animation of a submarine with two characters inside. The submarine is yellow and orange in color and has a clear dome on top. The characters are a boy and a girl, both with brown hair and wearing glasses. They are sitting inside the submarine, which is moving through the water. The boy is holding a steering wheel, and the girl is holding a periscope. The water is a deep blue color, and there are rocks visible in the background. The submarine has a propeller at the back, and there are bubbles coming out of the submarine, indicating that it is underwater.