Lucas, typical average Spaniard, shy, gray and repressed, is married to sanctimonious Enriqueta, so he is always aware of other women, although the couple are already parents of nine children, which is why Lucas will do the unspeakable to convince his wife to take the contraceptive pill, something practically sinful for a practicing Catholic like Enriqueta.

The film is an adaptation of three fairy tales classics of children literature. "The Maiden of the Sea" tells the story of Coraline, a mermaid who wants to be human afte she falls in love with a Sailor Prince. "The 3 hairs of the Devil" tells the story of Tomasin, a young man of humble background, which a seer had a presentiment that he would marry the daughter of the king, who must perform a series of tests to avoid death, and marriage the princess is accepted by the king. "The Wizard of Oz" tells the story of Sylvia, a girl who get lost in the woods with her dog Toto, and along with her friends The Scarecrow, The Tin Man and the Cowardly Lion, have been snatched the brain, heart and courage, respectively. They go the Emerald City to request help from the Wizard of Oz adapting three children’s stories: , The three hairs from the devil and The Wizard of Oz.