The vicissitudes of three couples of newlyweds from the celebration of weddings to their respective honeymoons.

Roman TV technicians Fabio and Enzo have been unable to find decent jobs. They decide to crack a safe at a jewelry in Milan. To get the layout of the store, they enlist a beautiful but unsophisticated young woman, Deborah. To find underground access to the store, they get help from a sewage worker. An obese trapeze artist is called for disarm the store alarms. The clever Mrs. Motta, old hotelier, is also involved. Will they succeed?