Join Libra, a young and curious mermaid, as she embarks on a journey of self-discovery, adventure, and danger. Libra's insatiable thirst for knowledge leads her to the forbidden cavern where she uncovers strange and powerful artifacts, and eventually to the human world where she must adapt and learn to survive. However, Libra soon discovers the dark side of the human world and sets out to protect her home and fellow ocean creatures from the dangers of pollution and overfishing. With the help of her unique abilities and her determination to make a difference, Libra prepares for the ultimate battle against the villainous humans.

Will Libra succeed in her mission to save the ocean and its inhabitants? What sacrifices will she have to make to achieve her goal?