Within a world devastated by war, Chito and Yuuri appear to be the sole survivors in the downfall of civilization. Homeless and without a permanent place of rest, the pair travels around the city on their half-track motorcycle in the never-ending search for essential resources to endure their nomadic existence. Despite facing a bleak future ahead of them, the two still manage to enjoy themselves on their melancholic journey.
Shoujo Shuumatsu Ryokou sets its story in a desolate world during the harsh winter season. As the carefree Yuuri and the resolute Chito desperately seek signs of life and civilization, their journey may mark the final moments for all of humanity.