Arriving on the mysterious island, the 3 mermaids try by all means to give up their magical powers, but those who hunt them are closer than ever. Selena, Milen and Lena will need new powers and a lot of help to face this new challenge.
| Actor | Role |
|---|---|
 Andra GoganSelena | Selena |
| DDaria MeluțăLena | Lena |
| MMaria DinuMilen | Milen |
 Ștefan IancuSebastian | Sebastian |
 Anca SigartăuThe Old Lady | The Old Lady |
 Constantin CotimanisThe Head of the Order | The Head of the Order |
 George PiștereanuNot listed | Not listed |
| SSebastian SeredinschiLeo | Leo |