Lewis, a young amateur theater director, is offered a job with a governmental program for the rehabilitation of mentally ill patients in a Sydney institution. His project is overrun by one of the patients, who wants to stage the opera Cosi Fan Tutte by Mozart, despite the fact that none of the patients can sing or speak Italian. A comedy of errors ensues, but one which unifies the patients and their director in unexpected ways.

Nick has a one stand with a certain Adele Del Monica. To gather if she would make a good girlfriend, he checks up with her three recent boyfriends: Robert, Tony & Stevo.