Sam and Jessica Morgan look forward to Christmas-until their house burns down. They become perpetual guests in others' homes, trying to piece their future back together. Meanwhile, single mom Julie Newton and her young daughter appear on Jack Sawyer's doorstep in need of help. Though he lost his wife and is not feeling the holiday spirit, they manage to melt his heart day by day. Between the Morgans and Jack, it becomes clear that miracles can happen this Christmas.