The gorgeous part was the undersea world, its denizens clothed in slippery, silky, almost translucent dark blue and green dresses that eddied around their bodies like water.

There are slight references to water and the undersea world in the video.

She plunges into an undersea world of bizarre creatures and terrifying foes.

Based on rumors he hears from other sailors about the existence of merfolk, he attempts verify these claims by exploring the undersea world with the invention of his primitive submarine.