18 year old Chrissy Morgan is moving away from her Hawaiian home to live with her friend, Miranda Devon in California while her brother is on a swimming trip around the Pacific. Why, you ask? Chrissy's and her brother are half merpeople, but she's never told a soul her secret before she left Hawaii. But on the plane ride over to see Miranda she meets a certain curly haired British boy that turns her world around as she meets the rest of his amazing (and famous) friends. This is the story of how a boyband changes the life of one special mermaid, but will she trust them enough to change theirs?