Arisu - a listless, jobless and video-game-obsessed young man - suddenly finds himself in a strange, emptied-out version of Tokyo in which he and his friends must compete in dangerous games in order to survive.
Kayashima Naoya, a charismatic hairdresser who finds himself struggling to survive in extreme conditions when the train he is on winds up in a devastated future world where there is no food, water or communication.
Follows Anzu Murata, who thirteen years after the home of the wealthy Mitarai family was burned in an fire, infiltrates the house of the Mitarais as a housekeeper in order to reclaim the house and family that was taken from her.