What begins as a cozy New Year’s cabin retreat for two couples explodes into chaos when best friends Mitch (Gad) and Debs (Daddario) uncover a secret that flips the weekend upside down. Snowed in together and fueled by a mysterious homemade cocktail that erases emotional guardrails, polite conversation turns into outrageous honesty. As the night spins out of control, the group must decide whether brutal honesty will set them free - or leave everyone ringing in the New Year alone.