Ariel is a free little mermaid in the sea. She longs for freedom and seems to be a little tired of the underwater world. One day, she suddenly had an idea to rush out of the seabed and see the wonderful world on land. So, she really broke through the restrictions of the mermaid and floated to the surface of the sea. When she saw the handsome prince, she was completely conquered. In order to fall in love with the prince, the little mermaid Ariel decided to exchange her beautiful singing voice for a pair of ordinary human legs. With the support and encouragement of her good friends, Ariel set out towards her dream regardless of everything!