American Matt Quigley answers Australian land baron Elliott Marston’s ad for a sharpshooter to kill the dingoes on his property. But when Quigley finds out that Marston’s real target is the aborigines, Quigley hits the road. Now, even American expatriate Crazy Cora can’t keep Quigley safe in his cat-and-mouse game with the homicidal Marston.

Ray Lorkin, chief lawman in the tiny rural settlement of Wala Wala, Australia, fears that long-simmering tensions between the area’s aborigine natives and white settlers are on the verge of erupting. When it’s discovered that Kate, the white wife of local schoolteacher Les, has despoiled a sacred site by secretly meeting her aborigine lover, Tony, there, a shocking murder threatens to rip the small town apart.

Under the pretense of having a picnic, a geologist takes his teenage daughter and 6-year-old son into the Australian outback and attempts to shoot them. When he fails, he turns the gun on himself, and the two city-bred children must contend with harsh wilderness alone. They are saved by a chance encounter with an Aborigine boy who shows them how to survive, and in the process underscores the disharmony between nature and modern life.