The Sheriff of a small town, in his search of a robber bank, gets to another city, working undercover. There, he tooks the place of man recently killed, and falls in love with his widow.
The movie theme is the migration of Mexicans to the United States in search of the "American dream". Piporro crosses the Rio Grande swimming illegally, and lives a series of events that lead him from walking away from the police to winning the award for "Bracero of the Year" for his work in the harvest. Prize that he will lose before returning to Mexico just as he had gone: no money in the bag.
A South American expedition is in search of fortune thought to be hidden in an Lost Aztec city. While trudging through the jungles the main character in the story becomes detached from the group. He develops a fever and in a desperate attempt to cool his fever, he gorges himself on some jungle fruit.
Two screwballs get mixed up with monsters, mad scientists and vampires.
Hired gunman tries and fails to kill The Sheriff. Then the gunman's kid brother coms to town, thinking The Sheriff is to blame for the gunman's death.
Chón is rejected by his girlfriend Rosario's parents, so they both escape to the capital in search of his friend Manny, a millionaire philanthropist, who helps him but makes him adopt four children from his orphanage.
Pastora de los Reyes is a beautiful Spanish that goes to Mexico with a contract to film a movie. The main actors will receive her at the airport, among them is Paul, a little-known mariachi that has been chosen to become a new idol. Automatically, both had bad relations and during filming many discussions happens. This arguments gives way to a deep love.