Maria, teen of a pioneer family in Québec, is coming of age and a few young men show interest. The «coureur des bois» is her prefered, then the city man, and the neighbour establishing his own farm. Events will help her decide her future.

Tres amigas adolescentes se convierten en sirenas cada vez que tocan el agua. Lo mantendrán en secreto... ¡para poder tener muchas aventuras subacuáticas!