Ethan and Sophie, a married couple facing relationship troubles, are recommended by their therapist to spend a weekend at a secluded retreat to rekindle their romance. This idyllic getaway initially seems to be the perfect setting for them to reconnect; however, things take a strange turn when they discover that the guest house offers an unusual phenomenon that allows them to encounter seemingly perfect versions of each other. These doppelgängers exhibit qualities and behaviors that reflect the ideal traits each partner has longed for in the other.

As Ethan and Sophie interact with these idealized versions of themselves, their relationship is put to the test. The revelations and conflicts that arise from these encounters force them to confront their true feelings and the underlying issues in their marriage. Navigating between reality and illusion, they must decide whether to return to their everyday lives or embrace the surreal possibilities of the retreat. The escalating tension and unexpected twists drive the couple to make decisions that will ultimately determine the future of their relationship.