The mermaid clan of Gaia continent lives in the quiet deep sea. According to legend, they have amazing looks and incomparable talents in water magic. The higher the level of the mermaid, the more outstanding its appearance and magic power are. Although the mermaid has a non-infringement treaty with humans, due to its stunning appearance, the mermaid's tear-dropping appearance and its human form are the fallen golden shark gauze, which has become a priceless commodity on the black market and has been poached and captured by humans. . . . . .
In the real world, Gu Xin was a sensible boy suffering from heart disease. In order not to worry his family, he almost stayed at home from childhood until he died of illness at the age of 18. He thought he was relieved when he woke up, only to find that he was curled up in a soft protective film, with his lower body covered with a blue fish tail. . . . . .