In the Caribbean Sea in the 18th century, Captain Jack was searching for the legendary treasure of the "Fountain of Youth". During the voyage he met Angela, his ex-girlfriend whom he had lost touch with for many years. The two team up to embark on a dangerous adventure, and at the same time have a thrilling duel with Blackbeard.
According to legend, the tears of a mermaid are the key medicine that makes the "Fountain of Youth" work. Blackbeard started a frenzied attack in order to get the tears. But hidden behind the mermaid's beautiful face are sharp teeth and quick reaction speed.
However, in order to save the missionaries on board, the kind mermaid was unfortunately captured by them. After going ashore, the little mermaid lost the ability to walk. All the pirates firmly believed that the mermaid was fierce and cunning, and they treated her very rudely. Only this missionary was very gentleman and took good care of her.
In one attack after another, the missionary was unfortunately injured. The Little Mermaid returns to the sea with renewed energy. She rescues the missionary again and kisses him. Because of this, missionaries have the ability to move freely in the sea. Together they ran to the depths of the sea...