When the Goldman’s come across a woman giving birth on the beach at their marine sanctuary, they are surprised to discover that the child is half mermaid. When the mother dies giving birth, the Goldman’s take on the child as their own but decide never to tell her she is half mermaid. Blue grows up on the sanctuary and although she is forbidden to go into the sea, she has a yearning and undeniable pull towards the sea and finally she succumbs to its lure.

This is a love story intertwined by secrets, lies, betrayal, and murder.