The first drops start to fall when Quinn spies the body. With no reception and nothing but an empty road for miles, does she stop to help or keep driving to safety? Back at the iconic country pub where Quinn works, Andrea is sandbagging the place in preparation for heavy rains. Alone with her sleeping son in the back room, she reluctantly lets a biker in to wait out the storm. Out on the wet roads, tensions arise among four backpackers on their way to Darwin. They haven't prepared for this kind of weather and the flooding isn't the only threat on the horizon ...