A movie divided in two segments, the first "La puerta" (The Door) is about a high society gathering in which a door inside the mansion leads to a bizarre corridor where a naked and menacing human figure appears. The second "La mujer del carnicero" (The Butcher's Wife) is set during the Mexican revolution and is about horrifying hallucinations felt by a lieutenant after committing a murder.
Fidencio Borer, an apothecary in a village on the northern border of Mexico, discovers some old title of a mine in Arizona and decides to claim them. Trying to cross the border is a border guard intercepted by exaggerating in the line of duty. On the way is captured by a tribe of Apaches and is about to be burned alive, but thanks to the Great Head Horse Lying having toothache and learns that the prisoner it can heal, ordered his release on the condition that the cure. Fidencio would take the wheel and gets the eternal friendship of the Chief apache.
The Mexican Revolution serves as a backdrop to a torrid love triangle composed of three freedom fighters: a colonel, a widow, and a fiery female soldier.
The story focuses in on three young boys who, arrested by the authorities, await sentencing in Mexico City's Juvenile Court. One boy has killed his stepfather to protect his mother; the second boy has been goaded into blinding his chief tormentor; and the third resorts to stealing to support his family.
Confronted with the unfortunate news that their favorite Streetcar, no. 133, is going to be decommissioned, two Municipal Transit workers get drunk and decide to "take 'er for one last spin," as it were. Unfortunately, the "one last spin" ends up being an all-night and all-day scramble to stay out of trouble, as they are confronted with situation after sometimes bizarre situation that prevents them from returning the "borrowed" Streetcar!
A humble provincial writer who wants to publish his first book offers it to a film producer who is looking for locations for a film at that time. The novelist's family then moves to the big city, where they will have to face many adversities that will make them wish they had never left their village.
This musical comedy tells the story of two men whose friendship (whose beginning is told in "A toda máquina") is affected by assumptions love triangles and misunderstandings between the two, however, the value of that friendship overcomes all difficulties.