After a Zombie outbreak, Ms. Chapman, with Alzheimer's disease, struggles to survive by following a 100-day task list left by her husband, Old Kane. Unaware, Old Kane, trapped in a time loop, has fought and died for her countless times, doing everything to keep his wife alive. Ms. Chapman, with orphan girl Cici, follows the list and is reunited with Old Kane at the Safe Zone. A love story that transcends the loop.