Backrooms is less a horror movie and more a slow-burning psychological thriller wrapped in liminal-space dread.
Clark is a man haunted by his past. A recovering alcoholic, he’s attending therapy to cope with the trauma of a failed marriage and a life that never quite turned out the way he imagined. Once an architect, now a furniture salesman, he stumbles upon a mysterious invisible portal that leads to a strange parallel world. At first, it resembles nothing more than a…