Twelve-year-old Carrie is excited to spend the night at her best friend Betsy's house one Saturday night in the turn of the century Galveston, Texas. But when her parents receive a last-minute invitation to a high-society party, they insist Carrie stay home to babysit her little brother, Henry. Despite a storm brewing -- and Carrie's protests over the change in plans -- her parents go to the party. As the storm approaches, the streets begin flooding...