After 16-year-old Alice Palmer drowns at a local dam, her family experiences a series of strange, inexplicable events centered in and around their home. Unsettled, the Palmers seek the help of a psychic and parapsychologist, who discovers that Alice led a secret, double life. At Lake Mungo, Alice's secret past emerges.
In Australia, four teenagers in a Sydney theater are astounded to hear the news that a nuclear war has broken out in Eastern Europe. They try to figure out the best way they can survive the coming conflagration.
A schoolteacher (John Waters) becomes obsessed with the idea that his wife (Joy Bell) did not die in a car accident, as everyone else thinks.
