Keith Reynolds is an unremarkable man who lives with his family in a small town and works as a music teacher. Despite a good marriage, a man has long lost interest in his wife, with whom he has long ceased to share his inner feelings. He considers his life monotonous and rather boring, and realizes that he is no longer able to change something. Once, a young exchange student Sophie arrives in town with them, whom the Kit family settles in her home. At first glance, their life continues to take its course, but soon the appearance of a young lady begins to make her own adjustments. However, these changes are far from for the better, and who knows what they can lead to? ..