Cleto is a poor man who delivers newspaper, he dreams of becoming a cyclist and a scientist. With his last invention, he wants to deliver newspapers by rockets. When the owner of the newspaper discovered this, he fired him. But Cleto doesn't give up and shows his latest invention to Don Macario: A telewatchphone, a device that allows to see the person with which you're talking by phone. Don Macario asked him, how does he will finance it, and Cleto confesses that, under the pseudonym of "Marco Antonio" he keeps up correspondence with someone named "Cleopatra", who for sure will support him economically.