An adventure story about family, mermaids, magic, the power of love and never giving up. In a coastal Australian town Kingscliff, Sophie lives with her close family. Their days are filled with laughter, love, school, and afternoons at the beach. Until the day her grandmother dies. Her mother is grief-stricken, and her brother won’t stop wearing pirate costumes. When a shadow appears in her bedroom she has an idea about how to help her mother. Sophie is drawn into a heart-stopping adventure and is determined to help her mother heal and bring all the joy back.