In their last attempt to save their marriage, Sara and Óscar decide to take a short vacation in a cabin in the woods with their two children. But upon arrival, strange events corrode the tense atmosphere between them a woman prowls the house predicting events that defy nature, which break the family from within as they confront unresolved problems from their past.“夜弑雨男生女态，引为笑柄；但你们可要知道，只要不是纯粹的女人。很少能够这样表现在大庭广众之下！纵然一个男人心理变态，渴望做女人。但也会在平时注意自己的形象，自己的自尊。只会在无意识之中，才会表露一些异常，但夜弑雨却是如此肆无忌惮！”