After a winter storm strands five friends in a remote cabin with no power and little food, disorientation slowly claims their sanity as each of them succumbs to a fear that the snow itself may be contaminated or somehow evil.
Nala, a 13-year-old girl from the city, travels with her family to her grandmother's home in the countryside, to try to find a cure for her little sister's mysterious illness - But she'll soon find her granny is not