A mermaid, Crystal, loves to explore the sea with her sea creature friends. Crystal soon finds out that her father was planing on stealing gold and over hears him telling his servant that the gold was more important than his own daughter. When Crystal found out that she wasn't as important, she planned to swim away, swim far away from her father. She finds an area where she plans to live now and calls it her magical world. As she live her "new" life, she soon finds herself in love with a human. Matthew, the human, learns about Crystal after she has saved him. He also falls in love with her, but as the father finds out, he does not like this. Will the father keep them apart? Or will they be together forever in the end?