In this gritty horror film, a family's desperate bid for survival takes a harrowing turn when they're forced to flee their city and take refuge in an isolated farmhouse in western Wales, only to face an unrelenting horde of ravenous zombies. As the dead rise with a primal hunger for human flesh, the survivors must fight tooth and nail to stay alive. But even in the midst of chaos, humanity's darkest impulses can rear their ugly head. In the end, it's one woman left to face her worst nightmare alone.