Landru, a French businessman, arrives Mexico with the idea of ​​promoting their fighters, what nobody knows is that besides Landru promoter and fighter is a mad scientist who seeks to alter human genetics mixing it with the animal to make stronger and fiercer to their gladiators.

A wrestler is arrested on suspicion of assault, but his son manages to capture the real culprits.

Hurricane Ramirez is the new manager of the arena and champion of the ring. He must battle with The Prince, a ruthless criminal who will try to end with his life.

A useless and bloody vendetta has been going on for ages between two families in this Mexican village. Men, sons, have killed each other for generations, for a so-called conception of honor in a revenge that never ends since it is also triggered by people of the village. Now, today, there are only two sons left, one in each family. One has become a doctor in the big city and his culture is modern. The other last one - of the other family - hasn't left the village and is waiting for the doctor to come "home" as he plans to kill him, to settle this war on this matter of honor once and for all. And the people of the village want blood.

Final installment in Juan Orol's Percal trilogy. In this film, Malena is freed from prison by a gangster but a rival mobster will make things impossible for them.