Rose Loomis and her elderly, gloomier husband, George, are traveling at a cabin in Niagara Falls, N.Y.. Polly and Ray Cutler, who are honeymooning in the area is befriended by the bunch. Polly begins to imagine that something is amiss between George and Rose, when she sees Rose at the arms of another guy and also her suspicions grow. Matters between Rose and George have a dark turn, while Ray thinks Polly is over reacting.