In a small town, high-school dean Alana and her vivacious teenage daughter Samantha plan a holiday concert to save the school with the help of the new maintenance man, Army veteran Johnny, and his quiet son Max. But when a car accident lands Sam in a life-threatening condition, Alana turns to Johnny for support, and Max makes a desperate decision that will forever bond their families together. All four must question their values about sacrifice, family, and love - and what it means to be thankful for another Christmas.

After an earthquake leaves Danny trapped and alone, his claustrophobic nightmare only gets worse when something truly horrifying emerges from the fissures in the ground, forcing him to engage in a brutal fight for his life and his sanity.