Irvin and Ida are living together in a psychological nightmare. They have been left alone, trapped inside their home for 15 years, both struck with agoraphobia - the fear of going outside. Their world is about to shrink even further...into madness. Ida's futile attempts to leave the house cause Irvin's hallucinations to spin out of control and drive him to his boiling pointsetting the stage for a thrilling climax and an unnerving surprise ending.