The video shows a jellyfish swimming in the ocean. The jellyfish is translucent and has a bell-shaped body with long tentacles. It moves slowly and gracefully through the water. The jellyfish's tentacles are illuminated by light, creating a beautiful and mesmerizing effect. The video captures the jellyfish from different angles, showcasing its delicate and intricate structure. The surrounding water is dark, which makes the jellyfish stand out even more. The video does not contain any other objects or creatures, and the focus is solely on the jellyfish.