KJ and Dan are struggling to communicate. After a few years of strained relationship, the couple takes a weekend trip to a friend’s cabin to rekindle their romance… only to find a dying, but not quite dead, rat trapped in a glue trap. They disagree on how to handle it, with KJ advocating a quick death while Dan proposes making the rat’s last moments as pleasant as possible. The couple compromises and moves on, slowly finding their way back to each other in this idyllic setting. Unfortunately, their serenity is shattered by the arrival of a petite woman who can charitably be described as “eccentric” – she’s the host’s younger sister and had no idea anyone was staying at the family cabin. It’s okay if she knocks, right? As the couple struggle to reconcile this interloper with their already strained dynamic, KJ and Dan begin to fear that this pesky third wheel could threaten more than just their relationship…