"The Square" centers on an adulterous couple whose scheming leads to arson, blackmail and murder. Escaping the monotony of a loveless marriage, Raymond becomes entangled in an affair with the beautiful and troubled Carla. Ray's moral limits are tested when Carla presents him with the proceeds of her controlling husband's latest crime. This is their chance: Take the money and run. If only it were that simple. The seed is planted and Ray, fearing he will lose his love, engineers the plan. The plan goes horribly wrong, but, still, nobody knows. Then, the first blackmail note arrives.