Samantha, Michael and their daughters have managed to remain in their London flat since the outbreak. But things change. The building is no longer safe and they have no option except to leave. Michael has a plan, but along the way they get separated and Samantha finds herself alone. For the first time. With thousands of zombies trying to kill her. She tries to make it on her own, but she always relied on Michael to take charge at times like this. Now she has to learn how to look after herself or she will never see her family again.