The secret, buried at the bottom of the sea two and a half centuries ago by the will of the Jesuits, is gradually revealed by the will of a modern woman, beautiful, determined, intelligent. She is surrounded by men and a sailor who is selflessly in love with her, and by greedy enemy rivals. She goes her own way, achieving her goal at all costs. The sea, the turbulent history of Spain in the 18th century, archives, treasure hunting, storms, human passions, the passions of literary characters and much, much more will be found by the reader on the pages of this novel.