Faced with the destruction of her town at the hands of a greedy mining company, rebellious high school teacher Sarah Cooper utilizes an obscure cartographical loophole to declare independence. Now Sarah must lead a young group of misfits as they attempt to start their own country from scratch.
An adventure-loving couple convince their friends to explore a remote, uncharted cave system in the forests of Northern Australia. With a tropical storm approaching, they abseil into the mouth of the cave, but when the caves start to flood, tensions rise as oxygen levels fall and the friends find themselves trapped. Unknown to them, the storm has also brought in a pack of dangerous and hungry crocodiles.