In a seaside fishing village, there is a girl named Xixi who can understand the voice of the ocean. Her mother is suffering from a strange illness and her life is hanging by a thread. In a dream, the white dolphin Langhua tells her that the answer to destiny is hidden in three gemstones. She and her companion Zhouzhou embark on an adventure, breaking through the foggy forest and swamp, meeting the imprisoned guardian spirit Qingqing, and also bumping into the conspiracy of the Queen of Canglan. Family affection, friendship, and past-life bonds intertwine, and a battle of destiny concerning love and betrayal is about to unfold. Three gemstones, one coordinate: where will destiny ultimately point?