Last Stand at the Supermarket

After being murdered in a blizzard apocalypse, Audrey Turner wakes up three days before disaster. She fortifies her supermarket, crushes looters, uncovers her parents' link to the Ember Initiative, and learns the end is a man-made Purge. With Liam and Specter, she fights the Scavengers, finds the cure, ends the catastrophe, and rebuilds hope.