Juan, a con artiste, successfully steals money from a department store, but later messes up by attempting the same again in the next shift. Marcos another con man steps in pretending to be a police officer and takes Juan away. Then both tried to sell counterfeit copies of some rare stamps called The Nine Queens to a rich Spaniard. As the two try to set up a deal, other mobsters learn of the job and try to wedge in. The final scene is a surprise ending.