A young couple retreat to a glass house for two weeks of celibate self-improve A young couple retreat to a glass house for two weeks of celibate self-improvement but are disturbed by a lost hiker. As the stranger reveals more of himself, their feelings move from pity to revulsion and they must make a decision about what to do with him. But when the crisis is seemingly settled, strange forces compel all three to replay this scenario again.详情
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