Ulises Butrón

This time, the "exterminators" must confront a secret organization conducting a diabolical experiment: transforming a fighter into an indestructible man through a series of bionic implants. To investigate their scheme, Colonel Morris assigns Guillermo and Héctor Echavarria, but they are joined by Nico, an orphaned boy eager to become part of the Eagle Command.

Ariel Llanarte, writer and journalist forced to live abroad, decides to return to the country. He has the purpose of finding out the reason why his best friend disappeared.

An unscrupulous doctor carries out all kinds of deceptions to profit from his clinic at the expense of his patients and his exploited employees.