Two Vietnam War veterans are sedated and thrown into the sea on the orders of a crime boss. Two sailors put on the veterans' clothes and Colonel Morris confuses them and thinks they are the veterans.
This time, the Brigada Z gang, take a little vacation in Mar del Plata but their money is stolen. In order to enjoy their vacation, they become lifeguards and accidentally discover a band of thieves that robs Casinos. Emilio, Gino, Berugo and Alberto don't forget they're cops so they decide to investigate.
Emilio and Guillermo are two sports club employees, that are fired due to their incompetence at work. They overhead that their favourite girls are going on vacation to Mar del Plata, and they decide to go. Once there they go to the casino and lose all their money, they find jobs as lifeguards.
