Zac is a teenage boy who decides to camp on Mako Island, unaware that three mermaids, Sirena, Nixie and Lyla, who are guardians of the island, are watching him. That night, when the full moon rises, the boy comes into contact with the magic water of the Moon Pool. The following morning, Zac wakes up discovering he has become a merman with a fish-like tail and the ability to control and manipulate water. His new-found merman abilities will cause problems for the mermaids.　　The three mermaids, curious about living on land, are transformed into humans while in the moon pool during a full moon, now having the ability to live like humans.。“一定是这样……一定是这样……”杜倩觉得一切蛛丝马迹都不谋而合。杜家和穆家虽然不像世交那么亲密，生意上往来也极少，但同是a市两大巨头，又不是老死不相往来。如果她爸拜托穆天阳做点事还是成的，那丁宛情会和……