Harper Caldwell invites her girlfriend, Abby, to spend Christmas with her seemingly picture-perfect family, awkwardly introducing her as an orphaned roommate. Desperate to maintain her parents' flawless political image, Harper has concealed her
lesbian relationship, falsely claiming Abby is just a grieving friend. Abby, who dislikes the holidays due to her own parents' passing, reluctantly agrees to the masquerade to appease the woman she loves, anticipating a brief, mildly uncomfortable weekend.Upon arrival, the deception immediately spirals out of control. Harper’s icy, status-obsessed mother, Tipper, and her demanding father, Ted—who is running for mayor—enforce a rigid schedule of competitive holiday events designed to impress potential donors. Abby is forced to endure endless microaggressions, condescending remarks, and the suffocating pressure of performing a heteronormative role. Compounding her isolation, Harper quickly reverts to her teenage insecurities, becoming fiercely competitive with her quirky sisters, Sloane and Jane, and desperately seeking her parents' conditional approval.Abby’s discomfort peaks when Harper unexpectedly invites her ex-boyfriend, Connor, to dinner, desperate to prove her heterosexuality to her mother. Feeling invisible, erased, and deeply betrayed by the woman she trusted, Abby finds solace in Jane, the eccentric and neglected middle sister who embraces her own uniqueness. Meanwhile, tensions within the household mount as Sloane’s meticulously crafted life collapses with her pending divorce, forcing the entire family to confront their deeply buried resentments and toxic dynamics.The breaking point arrives during a high-stakes Christmas Eve party. Tensions boil over when a childhood photograph of Harper and her secret high school girlfriend is discovered, blowing her long-standing deception wide open. Tipper and Ted prioritize damage control for the
mayoral campaign over their daughter's emotional well-being, driving Harper to panic and falsely claim that Abby orchestrated the entire exposure out of spite. Heartbroken and publicly humiliated, Abby packs her bags, ready to leave Harper behind forever.Refusing to let Abby walk away without a fight, Harper experiences a profound moment of clarity. She finally recognizes the destructive toxicity of chasing her parents' conditional love and bravely interrupts the party to come out publicly to her stunned family, renouncing the superficiality of their lifestyle. Touched by this courageous act of vulnerability, Abby forgives her. The narrative concludes warmly as the Caldwell family embraces authenticity over perfection, and Harper and Abby finally celebrate the holidays together openly, genuinely, and happily in love.