Cléa and Catalya, his mother, find themselves between girls. Faced with the fear of Cléa not to master Spanish before her next trip, she will decide to hire a private teacher who will do much more than teach him the basics of the language ... Despaired by her husband, Catalya goes first s to indulge in solitary pleasures before leaving her daughter in the hands of her new teacher. Exhausted by the sexual appetite of this depraved mother and daughter, our shock teacher will pass over to one of her friends to face the onslaught of Luna, the younger sister, who will prove to be the most evil of the family.