A mermaid with deadly powers and and even more deadly ancestors. Meet Rihanna- a 16 year old mermaid, but not just any mermaid. She is the second in line to the throne, a princess. Her life should be carefree and easy, but sometimes life doesn 't work out that way- Especially if you are her.Especially if you are part siren. Especially if your father blames you for your mother 's death...