Target of ridicule from fellow military academy, the cowardly Augustin did not want to return to their village for fear of confronting his grandfather, a revolutionary colonel. In love with the movie star Laura, Agustin flee to the capital but encounters the dangerous Humberto, another in love with the actress. Thanks to his "nine lives", he attains overcome perilous adventures and, incidentally, overcome their fears.
Movie based on the classic student football competition between UNAM pumas and the Polytechnic donkeys that were popular at that time. A mechanic is mistaken for the best player in the Polytechnic, while in the Unam a student discovers a formula for superpowers to play football. Both compete for the love of a rookie and to win the students classic.
The story focuses in on three young boys who, arrested by the authorities, await sentencing in Mexico City's Juvenile Court. One boy has killed his stepfather to protect his mother; the second boy has been goaded into blinding his chief tormentor; and the third resorts to stealing to support his family.