In 1983, César de Grajales, the expert paranormal hunter, announces in a TV commercial his new invention: A telephone to talk to beings from beyond. During the demonstration of his invention, César makes contact with former president Plutarco Elías Calles.
Pulpo Cromado and Champi join the Soviet scientist, Dr. Pitus Erecktonsky to obtain the Mastodon Serum, a powerful drug that gives super-human abilities. However, they won't be the only ones trying to obtain this powerful drug...
In 1983, César de Grajales, the expert paranormal hunter, announces in a TV commercial his new invention: A telephone to talk to beings from beyond. During the demonstration of his invention, César makes contact with former president Plutarco Elías Calles.