Harry is the son of Queen Ariel and King Eric and the older brother of Melody. He doesn't know that his mom is hiding something from him and his sister. Ariel, who was once a mermaid, hasn't told neither Harry or Melody that she's a mermaid. One night while everyone is sleeping, Harry secretly went out of the castle and went out to the ocean and he finds out that all the stories that his mom told him and his sister are true. But what happens then? You'll just have to read and find out