For more than a decade, parents Andy and Vicky have been on the run, desperate to hide their daughter Charlie from a shadowy federal agency that wants to harness her unprecedented gift for creating fire into a weapon of mass destruction. Andy has taught Charlie how to defuse her power, which is triggered by anger or pain. But as Charlie turns 11, the fire becomes harder and harder to control. After an incident reveals the family's location, a mysterious operative is deployed to hunt down the family and seize Charlie once and for all. Charlie has other plans.

Kevin, a model train enthusiast reconnects with a former classmate Danielle who is home for the holidays with her young son and try to get their town's old North Pole Express train line running.

In a small town on Christmas Eve, a snowstorm brings together a group of young people. They soon find their friendships and love lives colliding, and come Christmas morning, nothing will be the same.