In a 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 when they arrive, they do not find the rest they were looking for: instead increasingly strange events corrode the tense atmosphere between the couple. The family begins to feel the presence of a woman prowling the house and she seems to predict situations that defy nature. As the young couple begin to confront unresolved issues from the past, these strange events will attempt to unravel the family from within.