Horacio and Claudio are two friends who plan to spend a fun weekend with two young ladies. Settling into the home of Aunt Lucrezia, a millionaire who is traveling through Europe, a lender shows up and ruins his plans.
Two orderlies pretend to be surgeons to impress two young doctors and conquer, through several scenarios. Finally, they are discovered when they had to operate on a mafia boss to remove a bullet.