Mia recounts her most intimate confessions, uncensored, in her first approach to a totally new world of domination and submission.

Roberto is a retired man who lives alone and rents a room in his house to a young student, Carmen, who soon begins to fascinate him; he spreads the joy of his new life to Carlos, an even older friend than him, who also decides to rent a room to another young girl, Sonia, who aspires to be a soccer player despite her dissolute life.