Salvador Saldívar

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

Intimate problems and the wickedness of friends is resolved in the ring.

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.