Demolition expert Ned lives with his wife Joy in a newly built house in a new estate on the edge of the English countryside. Their relationship is under strain and, after Ned confides in his neighbour Dale, Dale has an affair with Joy. At the same time, Ned is tormented by the mysterious disappearance of various prized possessions from his home, from gold cufflinks to a tandem bicycle. But while Dale and Joy's plan to run away together is never realised, Ned, haunted by surreal delusions, harbours murderous feelings towards his wife.