They are mythological creatures with captivating beauty. Sirens have come out onto the mainland to give a future to their species, enchanting men with their magic. Playfully and charming but deeply vulnerable if they lack water, four sirens enter Naples, the city built by sirens, to conquer the hearts of men and mankind on their mission to save the world from selfishness. But when Marica and her three daughters Yara, Irene and Daria are looking to find Yara's fiancé, they are settling by chance in the flat of good looking teacher Salvatore. A light-hearted, endearing romantic series where the sea and the land are involved in the oldest battle ever: male versus female. But then, the Napolitan, life-affirming men - and "life-affirming" all over. - will amaze them with their passionate nature.