The extraordinary true story of Oliver Woodward. It's 1916 and Woodward must tear himself from his new young love to go to the mud and carnage of the Western Front. Deep beneath the German lines. Woodward and his secret platoon of Australian tunnelers fight to defend a leaking, labyrinthine tunnel system packed with enough high explosives to change the course of the War.
In the grip of grief following the death of his young son, his marriage on the rocks and nearing bankruptcy, Parker reluctantly returns to work as a private investigator. Embarking on an unusual assignment to observe a woman from an abandoned apartment, Parker witnesses bizarre happenings surrounding her, unaware that the derelict building that he surveys her from has birthed a dark presence which slowly threatens to consume him.