In a vibrant marine setting, the story revolves around a charming mermaid named Esther, who lives in the depths of the ocean with her overprotective mother, the Queen of the Seas. Tired of the underwater routine, Esther dreams of exploring the human world and its mysteries. Her adventure begins when she falls in love with a handsome Olympic swimmer, a carefree guy who is unaware of her existence. Determined to win his heart, Esther seeks help from her mother, who reacts skeptically and protectively, knowing that love between a human and a sea creature can be problematic.
In a comical twist of events, Esther becomes a human with legs for a limited time, leading to a game full of misunderstandings when her two worlds collide. Her infatuation is spiced up by the intervention of her friend, Betty, who accidentally becomes the center of attention for a very different suitor. Throughout the story, the tension rises as Esther must find a way to reconcile her feelings and her monstrous identity before the spell breaks and she returns to the depths of the ocean.
With colorful musical numbers, a touch of fantasy, and hilarious situations, this film offers a charming journey into the depths of love, identity, and self-acceptance, as the mermaid discovers that true love is sometimes found closer than one thinks.