True winter is a terrible time in the wastelands. A blizzard erases familiar reality, and even harmless snowflakes may turn out to be nothing like they seem. During this season, shelters like the Seven Winds— the only large city amid a destroyed world—are especially valued.
But now the threat has moved inside: people are dying, and the enemy seems to have disguised itself as one of its own. When, on one side of the metal walls, the elements rage, and on the other, an unknown predator hunts, survival becomes a task that not everyone can manage.