In post–civil war Spain, 10-year-old Ofelia moves with her pregnant mother to live under the control of her cruel stepfather. Drawn into a mysterious labyrinth, she meets a faun who reveals that she may be a lost princess from an underground kingdom. To return to her true father, she must complete a series of surreal and perilous tasks that blur the line between reality and fantasy.

Spain, 1939. In the last days of the Spanish Civil War, the young Carlos arrives at the Santa Lucía orphanage, where he will make friends and enemies as he follows the quiet footsteps of a mysterious presence eager for revenge.

The story is about a couple that sets out for a dinner party on the millennium eve. The woman is pregnant, the guy has no money and no car and has borrowed one from a friend of his. The car of course is not exactly top class and crashes down after few miles. And that's where the film really starts. The couple start fighting and trying to find a way to the parents' house before midnight, hitchhiking on the way and getting into several cars and get themselves involved in the funniest situations.

When 10-year-old Nemo's mother suddenly dies, the boy is forced to go live with his maternal uncle's family. They are cordial and treat him well, but his 12-year-old cousin, Iván, begins to tease and tell him stories about the Bogeyman and how he'll come and get him if he doesn't behave. At first young Nemo doesn't believe the stories, insisting that Iván is just making things up...

Javi and his friend Carlos visit an old house on the outskirts of a small Spanish village. According to his brother Juan this is a haunted house and one can hear the voices of the dead. Later he is intrigued with a room which is always closed (the room where his father was found dead). He is so interested in these mysteries that he starts to investigate all the secrets of these dead people and their stories.

Alberto and Miguel have a bar, but things are not going very well. They need to get out of this black hole and they need money to do it. Alberto is divorced and alcoholic, Miguel has a big secret... Their old friend Claudio is very rich. Why not steal some of his money? Troubles grow when Claudio's wife is planning to steal this money too... The Washington wolfs, in a circus near all this, are the silent witnesses of all that happens that night.