Cecilia is a royal mermaid. Ever since she was young, she has been fascinated by humans. Once her father finds this out, he banishes her from their country and forces her to live as a human. Floating on top of the water, Cecilia is convinced that she is going to die until a handsome stranger saves her. Will she manage to keep her secret hidden from him while they fall in love, or does he carry an even bigger secret?