Tourists visiting the pyramids in Mexico experience a string of deaths and disappearances while staying at a nearby hotel. Police investigators Fernando and Cornado are assigned to the case and attempt to solve the mystery with the help of reporter (and girlfriend of Fernando) Veronica and the wrestler Santo.

An unorthodox doctor makes a house call to the Acapulco abode of a mushroom addict.

A lawman and two sidekicks clear up a series of crimes related to mining rights.

Rich entomologist René is accepted by a group of young rebels on the condition that they organize parties with his money. One day he proposes a game in which each one must get rid of the most valuable thing they have.

A vigilante arrives at a town in search of a murderer who spreads fear among its inhabitants.

Alberto and Leonor have a son, they find out that one of the masked men who attacked them was her nephew, things get difficult for them when they find out about a testament left by her grandmother.

Three stories: A young man disobeys his aunt by not killing a cat. An orphan boy, in love with his cousin, is fond of war novels, imagining himself as a hero. A couple of schoolboys in love wander around the city and forget the brutality of their respective homes.

A boy discovers desire and love, and that even when they are close, they can sometimes be far away.