The ice age doesn’t just freeze the world—it tears society apart, turning one apartment complex into a battlefield. Lynn Hart and Martha Cole have already lived through its terror once and died horribly. Reborn with all their memories, they refuse to face that fate again. Hidden on the fourth floor behind barricades, supplies, hand-built devices, and lethal traps, the two women are done being prey. This time, they’re meeting the collapse head-on.