In Spain of the 1960s, a poor family of quinquis - a nomadic ethnic group with a tradition as old as that of the gypsises of Spain but with even more obscure origins - have a nomadic life marked by poverty. The son, Eleuterio Sánchez Rodriguez, nicknamed "El Lute", steals some chickens and is condemned to six months in jail. El Lute moves to the slum outskirts of Madrid with his common law wife, Chelo, starting an itinerant life as a peddler of pots and pans and living in a quinqui shantytown. He gradually embarks upon as life of petty criminality, eventually participating in the theft of a jewelry store during which a bystander is killed.

Rodrigo Díaz de Vivar, “Mio Cid”, is in love with Jimena, but the Count of Oviedo, his father, challenges him to a duel and is killed. He before him curses Rodrigo, that if he marries Jimena, he will lose his manly faculties. And, in fact, when he gets married, Rodrigo becomes effeminate.

The movie tells the story of four beautifull and young girls: María, Pilar, Patricia and Virginia. They all work at the bingo and while they sell bingo cars they fill the room with smiles, happyness and excitement. But not all in their lifes is a game. They have all type of problems and dificult situations at work: the harassment of men, the quirks of the players ... but by the end love will win, as well as the joy of life and optimism.

A murder mystery set in the old west.