Sydney has been under siege by giant carnivorous animals from the outback for thirty years. In a 1950s-era Australia, Bruce Buckley believes a stone his uncle had taken from Ayers Rock was responsible for unleashing vast magical changes in the wildlife causing most of the country to be overrun. Sydney was only saved due to its new animal allies: boxing kangaroos, diprotodon-sized wombats, friendly koalas, secretive platypuses and laughing kookaburras...