A group of English, American, Dutch and Australian women creates a vocal orchestra while being imprisoned in a Japanese POW camp on Sumatra during World War II.

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.

In 1930s Australia, Anglican clergyman Anthony Campion and his prim wife, Estella, are asked to visit noted painter Norman Lindsay, whose planned contribution to an international art exhibit is considered blasphemous. While Campion and Lindsay debate, Estella finds herself drawn to the three beautiful models sitting for the painter's current work, freethinking Sheela, sensual Pru and virginal Giddy.

The Tasmanian town of Deadloch, a once sleepy seaside hamlet, is left reeling when a local man turns up dead on the beach. Two female detectives are thrown together to solve the case: Fastidious local Senior Sergeant Dulcie Collins and a rough as guts blow in from Darwin, Senior Investigator Eddie Redcliffe along with their overeager junior constable Abby. As the town prepares to launch the annual arts, food and culture event — Winter Feastival — the trio have to put their differences aside and work together to find the killer.