Trust. A dead body in bracken. A cop cheats on his unhappy wife who, in secret, sees a psychiatrist whose own marriage is corroded by grief: she thinks her husband is having an affair with a gay patient of hers. The cop's lover, Jane, is recently separated, and her neighbors - a couple with children - include a muscular unemployed man. Late one night, the doctor skids off a back road, finds a call box, and tries in vain to reach her husband. She sees headlights and flags down the driver. Later...