Ariel is more than your average sixteen-year-old mermaid, she is also the beautiful daughter of Triton, the king of the seas! Ariel is curious about what exists above the seas, in particular about human culture. One night, while she is on the water's surface, she saves human Prince Eric from drowning and she falls in love with him! Ariel is willing to do anything to stay next to her prince… and that's all Ursula, the witch of the seas, needs to realize her evil plan to split the two lovers apart and take Triton's place!