In this graphically shocking and internationally acclaimed debut feature by Belgian writer/director Peter Van Hees, Eline Kuppens stars as a dedicated professional runner sidelined by an infection. But when she impulsively decides to move into her new boyfriend's high-rise apartment on the outskirts of Antwerp, she will discover that his 'perfect' home may hold strange powers and even darker secrets: Their sexual passion becomes extreme. Her body undergoes bizarre changes. The previous tenant disappeared under mysterious circumstances. And deep within the building's dark basement lurks an ancient evil that waits to be reborn.