Through his letters we know the history of the Vicomte de Valmont and the Marquise de Merteuil, former lovers playing long to narrate their exploits bedroom. A competition of seduction in which all weapons are worth and there is only one rule: never fall in love. When Valmont accepts the challenge of his young and virtuous Tourvel, amoral and depraved rivalry with Madame Merteuil enter into a more dangerous stage that no one will be left unscathed.