Haiwang has a beautiful and kind,the daughter of the little mermaid.The little mermaid love prince,in order to pursue love happiness,do not hesitate to endure great pain,remove fish for human being.But the prince would end and the human women are married.Witch told the little mermaid,just kill prince,and make the prince's blood flow to their legs,the little mermaid can return to the sea,and returned to the carefree life.But she myself into the sea,into a bubble.