An alien spaceship crash-lands in an isolated town in the middle of the Australian desert, releasing an insidious parasite that attacks the brain of all creatures including humans, making them disorientated, unnaturally strong and violent. Sargeant Jo Sharp, readying for a return to the big city beat, wakes to find the township, her family and friends falling victim to an evil that is spreading faster than it can be contained.

Alex wants to become a father. Steven, his partner, has to confront his insecurities and fear of change after a lifetime smothered by superficiality. Unable to adopt legally, but still eager to become parents, they decide to turn to the black market, adopting a child from a desperate young woman, who’s return with a dangerous new boyfriend, threatens to destroy everything they love.