The video shows a cartoon character in a black and green wetsuit swimming underwater. The character is holding a small blue object in his hand and is seen interacting with a dolphin. The dolphin is grey and appears to be swimming alongside the character. The background is a gradient of blue, indicating that the setting is underwater. The character's movements are smooth and coordinated, suggesting that he is comfortable in the water. The dolphin seems to be following the character's lead, indicating a friendly interaction between the two.