You and your friends are enjoying your vacation by going to an isolated beach. Jerry and Larry are on the beach while you are swimming, suddenly you hear a woman singing, you look for where the woman is and you see a mermaid, you rush to tell your friends but they start laughing but their laughter stops when they see the mermaid. After a while of reflection, you decide to follow him, you come across an underwater temple with a pile of treasure, you approach when suddenly Jerry is grabbed and kissed by a mermaid and in a few seconds he becomes a mermaid, Larry and you do everything you can to return to the beach.