There is a legend on the Mieluo Island: Those who catch a mermaid and eat her flesh can live forever. From generation to generation, people on the island have believed in this legend. Han Lun, who was intentionally drifted in this island. Following the wonderful songs, he found beautiful Lucia, and then they fell in love. Then, Lucia was pregnant and Han Lun only to found, in fact, Lucia was a mermaid...

Would the people on the island discover Lucia? And what would they do? Could Han Lun and Lucia's child be born smoothly? What kind of unimaginable hardship would the mermaid's offspring experience on the Mieluo Island, the residents on which were crazily looking for mermaids and intended to devour them?