Detective James Quinlan has left his alcoholic wife, sprouting a bloom of insecurity, anger and self-motivation within him to expose the corrupt police force that surrounds him. He abandons his straight life to join his partner Detective Church in order to get on the inside of the circle of double-agents. He secretly sides with a reporter and an Internal Affairs lawyer to expose them to the press.

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.

A strange race of human-like marsupials appear suddenly in Australia, and a sociologist who studies these creatures falls in love with a female one. Is this a dangerous combination?